3x+8=3x+____


Which value could you write in the blank above that would make the equation have one solution?
a.2x


b.8


c.7

Answers

Answer 1

Answer:

2x

Step-by-step explanation:

Think about it. Adding 8 would make the equation: 3x+8=3x+8. That has infinite solutions.  if you made it 7, it would be 3x+8=3x+7, which is impossible.  

Therefore, it must be 2x, which would make the equation 3x+8=5x.

Let's check: 3x+8=5x

                     8=2x

                     4=x

All good.


Related Questions

What is the perimeter of the rectangle below?

Answers

Answer:

Option A

Step-by-step explanation:

Perimeter: 2L + 2W

(8 - m) + (8 - m) + 4 + 4

16 - 2m + 8

= 24 - 2m

The answer is A 24-2m

is 20:14 and 80:56 ratios are equivalent

Answers

Answer:

yes

Step-by-step explanation:

80 ÷ 20 = 4

56 ÷ 14 = 4

yes they are equivalent

PLEASE HELP ILL MARK BRAINIEST

Answers

Answer:

Answer:

P(t) = 10t - 400

Step-by-step explanation:

Selling price of each ticket = $10

Cost of setting up the dance= $400

Profit = Revenue - cost

Revenue = price × quantity

Revenue that will maximize profit = 10t

where t= quantity of tickets that maximises profits

Cost = $400

Profit(t) = Revenue - cost

P(t)= 10t - 400

Step-by-step explanation:

Hope this helps, have a great day!

help please I'm like struggling ​

Answers

Answer: Choice 4)  AC is four times longer than DF

=========================================================

Explanation:

Let's say AC is 4 units long. This makes AE half as long because AE is a radius of the larger circle and AC is the diameter of that same larger circle. So we know AE = 2. Segment DE is also a radius of that circle. So AE = DE = 2.

Segment DF is half as long as DE, leading to DF = DE/2 = 2/2 = 1.

We have DF = 1 and AC = 4. This shows AC is four times longer than DF.

--------------

Put another way:

AC = 2*(AE)

AC = 2*(DE)

AC = 2*(2*DF)

AC = (2*2)*DF

AC = 4*DF

So AC is four times longer than DF. We can replace DE with 2*DF since the diameter DE is twice as long compared the radius DF (for the smaller circle).

Which decimal is equivalent to 50%?

Answers

Answer:

.5

Step-by-step explanation:

PLEASE HELP (another question at the bottom)



Caitlin is designing a railing for a set of stairs. The railing will begin at a height of 36 inches and follow the slant of the stairs, which decreases 9 inches for every 12 horizontal inches.


A drawing of the side view of a set of 4 stairs. There are lines drawn to show a railing that is at the highest point of the stairs and labeled 36 inches.


Which function can represent the height, y, of the railing in inches according to the horizontal distance in inches, x, from the top of the stairs?


y = –StartFraction 3 Over 4 EndFractionx + 36

y = –3x + 36

y = StartFraction 3 Over 4 EndFractionx + 36

y = 3x + 36








ngl i kinda wanna boo... anyone down?

Answers

Boo... boo? Boo! Tell me it’s not what I think it is xd

Answer:

How have u been?

Step-by-step explanation:

what the length of CE?

Answers

Answer:

CE = 3.5

Step-by-step explanation:

10 = 5

25 = x

x = 12.5 perimeter of DCE

4+5+x=12.5

x = 3.5

Convert fraction to a decimal
9/25

Answers

Answer:

0.36

Step-by-step explanation:

Answer:

0.36

Step-by-step explanation:

25x 4 =100

9×4=36

0.36

283 x 416 help help

Answers

117728 hope this helps

Number of Packets
Question 13 (1 point)
(04.04 LC)
On a coordinate grid, point M is at (-8.2) and point S is at (10, 2). The di
units) between points M and S is
point)
(nput only whole numbers, suc
Question 14 (1 point)
Saved
(04.04 LC)

Answers

Answer:

13. [tex]D = 18[/tex]

14. [tex]S = (x, y + 6)[/tex]

Step-by-step explanation:

13.

Given

[tex]M = (-8,2)[/tex]

[tex]S = (10,2)[/tex]

Required

Determine the distance between M and S

Distance (D) is calculated using:

[tex]D = \sqrt{(x_2 - x_1)^2+(y_2 - y_1)^2}[/tex]

Where

[tex](x_1,y_1) = (-8,2)[/tex]

[tex](x_2,y_2) = (10,2)[/tex]

[tex]D = \sqrt{(x_2 - x_1)^2+(y_2 - y_1)^2}[/tex]

[tex]D = \sqrt{(10 - (-8))^2 + (2 - 2)^2}[/tex]

[tex]D = \sqrt{(10 +8)^2 + 0^2}[/tex]

[tex]D = \sqrt{18^2 + 0}[/tex]

[tex]D = \sqrt{18^2}[/tex]

[tex]D = 18[/tex]

Hence, the distance between M and S is 18 units

14.

The coordinate of S and P are not given,

So, I'll just use (x,y) for P

i.e.

[tex]P=(x,y)[/tex]

Required

Determine the coordinates of S

If S is 6 units above P, then the coordinates of S is

[tex]S = (x, y + 6)[/tex]

i.e. we add the units to the y coordinate of P.

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Answers

Answer:

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Step-by-step explanation:

Answer:

Awesome bro

Step-by-step explanation:

pretty lit and cool picture.

How much simple interest would be earned on a certificate of deposit worth
$2,000 over a period of 5 years with an interest rate of 2%?​

Answers

Answer:

Step-by-step explanation:

The simple interest formula is I = prt, where I is the interest earned, p is the initial investment, r is the interest rate as a decimal, and t is the time in years. Filling in according to our info:

I = 2000(.02)(5) so

I = 200

Riley is going to buy a television for $444.50 plus tax the sale for tax is 6.5%
How much will television cost with tax included
A. 447.39
B. 451.00
C.473.39
D.509.50
E.733.43

Answers

Answer:

C

Step-by-step explanation:

444.50 * 6.5% = 28.89

444.50 + 28.89 = 473.39

Please Helpppppp!!!!!

Answers

Answer:

AC^2=AD^2+CD^2= 3^2+3= 12

AC= [tex]2\sqrt{3}[/tex]

Step-by-step explanation:

List two different combinations of coins, each with a value of 60% of a dollar

Answers

(FIRST COMBINATION)
2 quarters & a dime = 60% of a dollar

(SECOND COMBINATION)
4 nickels & 4 dimes = 60% of a dollar

Help needed ASAP!!!

Suppose you deposit $2 500 in a savings account that pays you 5% interest per year a how many years will it take for you to double your money beer how many years will it take for your account to reach $8Suppose you deposit $2 500 in a savings account that pays you 5% interest per year a how many years will it take for you to double your money beer how many years will it take for your account to reach $8 thousand thousand

Answers

Answer:

44yrs as long as its simple interest

Step-by-step explanation:

5500

5500 dollars! ahhhhhhhhhh

You deposit $200 a month into an account earning 12% interest compounded monthly. How much money have you put into the account after 25 years?

Answers

How much money have you put into the account after 25 years?

Answer 60000 years

Three friends all have ages that are consecutive integers. The sum of their
ages is 57. What is the age of the oldest friend?
A. 20 years old
B. 21 years old
C. 19 years old
D. 18 years old

Answers

the oldest friend is 19 years old
D

Explanation: 18+19+20=57


The perimeter of a triangle is 70 in. The shortest side is 11 in. less than the longest side. The middle side is 24 in. less than the combined lengths of the
shortest and longest sides. Find the lengths of the three sides.

Answers

Answer:

The sides are

6

inches,

8

inches and

10

inches

Explanation:

I'd suggest that the question should read 'The perimeter of a triangle is 24 inches. The longest side is 4 inches longer than the shortest side, and the shortest side is three-fourths the length of the middle side. How do you find the length of each side of the triangle?'

In this case the question can be answered. If

x

is the length of the middle side, then the shortest side is 3/4x and the longest side is 3/4x+4

x+3/4x+3/4x+4=24

10/4x=20

x=8

Then the shortest side is 6and the longest side is 10

Step-by-step explanation:

Mr . Jack sold 13 pounds of grapes at his grape stand . The grapes sold for 2.28 per pound .

How much did mr . Jack receive for the grapes he sold ?

Answers

Answer:

$29.64

Step-by-step explanation:

Multiply the number of pounds by the unit price.

13 lb * $2.28/lb = $29.64

Janet can make 3/5
of a necklace in 20 minutes. At this rate, how many necklaces, to the nearest tenth of a necklace, can Janet make in 1 hour?

Answers

I need help with this problem too

p\13 less than equal to 30

Answers

qwerty????????????????

Which set of numbers correctly shows all of the factors of 28? 1, 2, 4, 7, 14, 28 1, 2, 7, 14, 28 0, 1, 7, 14, 28 1, 2, 4, 7, 8, 14, 28

Answers

Answer:

1, 2, 4, 7, 14, 28

Step-by-step explanation:

Factors of 28 are the numbers that divide into 28 evenly.

1, 2, 4, 7, 14, 28

Answer:

1, 2, 4, 7, 14, 28

Step-by-step explanation:

Question:

Which set of numbers correctly shows all of the factors of 28?

1, 2, 4, 7, 14, 28

1, 2, 7, 14, 28

0, 1, 7, 14, 28

1, 2, 4, 7, 8, 14, 28

Solution:

28 = 2^2 * 7

Factors:

1, 2, 2 * 2, 7, 2 * 7, 28

1, 2, 4, 7, 14, 28

Answer: 1, 2, 4, 7, 14, 28

find the slope of the line that passes through the points (20,8) and (9,16)

Answers

Answer:

slope: [tex]-\frac{8}{11}[/tex]

slope-intercept form: y= [tex]-\frac{8}{11}[/tex]x+[tex]\frac{248}{11}[/tex]

Step-by-step explanation:

Hope this helps!

2 + 2 = 4, so 2 x 2 = ?

Answers

Answer:

2+2= 4 so 2x2=4

Step-by-step explanation:

frsducjnfjweasfredch

Help me pleaseeeeeee

Answers

x = -3 i think... sorry if I’m wrong

Answer:x = 54

Step-by-step explanation:

What is the probability of rolling a 2 or a 4 on a 6 section spinner?

Answers

Rolling an even number (2, 4 or 6) is an event, and rolling an odd number (1, 3 or 5) is also an event. In Experiment 1 the probability of each outcome is always the same. The probability of landing on each color of the spinner is always one fourth.

A 40 oz bag of potato chips cost $3.20 or a 50 Oz bag of potato chips cost $4.50 which bag of chips has the lower unit price and it's a better deal?

Answers

Answer:

Step-by-step explanation:

50oz

The 40 oz bag is the better deal and lower into price.

Explain

I Divided the price by the oz and got 8 cents per oz for the first bag and got 11 cents per oz on the 50 oz bag so therefore the 40oz bag is the better buy

How far from the base of the house do you need to place a 13-foot ladder so that it exactly reaches the top of a 10- foot tall wall

Answers

Answer:
3 feet from the house
Step-by-step explanation:
well since 3 extra feet is one the ladder than the wall 3feet should do it

If three times the larger of two numbers is four times the smaller and the difference between the numbers is 8, then the larger of the two numbers is:

Answers

Answer:

Larger number = 32

Step-by-step explanation:

Smaller number = x

Larger number = y

y - x = 8    -----------(I)

3y = 4x  ---------------(II)

3y/4 = x

Plug in x = 3y/4 in equation (I)

[tex]y - \frac{3}{4}y = 8\\\\\frac{4}{4}y - \frac{3}{4}y = 8\\\\\frac{1}{4}y = 8\\[/tex]

 y = 8*4

  y = 32

Plug in y = 32 in equation (II)

3y = 4x

3*32 = 4x

4x = 3*32

x = [tex]\frac{3*32}{4}[/tex]

x = 3 *8

x = 24

Other Questions
I need some help with this question was on my math homework 6. Much of the carbon dioxide produced by green plantsis not excreted as a metabolic waste because itA) can be used for photosynthesisB) is too large to pass through cell membranesC) is needed for cellular respirationD) can be used for the creation of proteins What cultural features did most American Indian groups share? Paul buys a bag of 80 marbles. Paul already had a collection of 28 marbles. He wants to split all the marbles evenly among himself and five of his friends. The equation that can be used to determine how many marbles, M , each person will receive is Suppose an automobile has a kinetic energyof 2300 J.When it moves with nine times the speed,what will be its kinetic energy?Answer in units of J. Daniel worked for 2 hours and earned $18.20.How much would he make if he worked for 5 hours?Enter your answer in the box. Select the correct answer. Two hot air balloons are flying above a park. One balloon started at a height of 3,000 feet above the ground and is decreasing in height at a rate of 40 feet per minute. The second balloon is rising at a rate of 50 feet per minute after beginning from a height of 1,200 feet above the ground.Given that h is the height of the balloons after m minutes, determine which system of equations represents this situation.A. h = 3,000 + 40mh = 1,200 - 50mB. m = 3,000 - 40hm = 1,200 + 50hC. h = 3,000 - 40mh = 1,200 + 50mD. h = 3,000m - 40h = 1,200m + 50 What are the 3 consecutive odd integers that have a sum of -3? please help me out im stuck a store is making their prices up 145% what fraction best represents 145% PLEASE!One way a reader can connect text evidence to an idea is toA)reread the passage to locate information.B)summarize the text in a short paragraph.C)watch the film version to identify differences.D)look for details that are implied or stated directly. Help please and youll get the brainliest if youre right What is the additive inverse of -2 + 8i? The first version of a law for an imitative is called a A. Revision B. DraftC. Pre-writeD. Petition Two reasons for the rise of Nazism in Germany were-A. low tariffs and global economic interdependenceB. a longing for the Kaiser and the desire to avoid another warC. the popularity of democratic government and economic prosperityD. the violence of World War I and high unemployment in the Depressiond Which details in this passage are the best examples of satire? Select three options. the animals waiting patiently outside the pigs shouting angrily at the humans the pigs and humans being indistinguishable the animals watching the pigs and humans the 12 voices all sounding alike Match the pronoun with the sentence it belongs to.Match Term DefinitionT A) ________ necesito el libro y una regla en la clase de matemticas.l B) ________, Sra. Caballero, necesita unas tijeras y el papel.Usted C) ________ necesita el uniforme y las botas en la escuela.Yo D) ________ necesitas la corbata azul. Expression A Expression B Expression C (5)(0.4)(1.8) (-45)(-19)(-112) 1(5+17) Expression D Expression E Expression F (5)(0.4)(1.8)(3.25) (-49)(-34)(-12)(-12) 1(3.57) How many expressions will have a product that is positive? WILL GIVE BRAINLIESTDesign on Wheels & Fashioned FacesCompare and Contrast how fabrics are used in unconventional ways and different locations in the two articles.Do you like the installations? Why or why not?Can you think of an unconventional way to repurpose/reuse clothing in creating art? 17 points hopefully is enough plz help