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.
What is the perimeter of the rectangle below?
Answer:
Option A
Step-by-step explanation:
Perimeter: 2L + 2W
(8 - m) + (8 - m) + 4 + 4
16 - 2m + 8
= 24 - 2m
is 20:14 and 80:56 ratios are equivalent
Answer:
yes
Step-by-step explanation:
80 ÷ 20 = 4
56 ÷ 14 = 4
yes they are equivalent
PLEASE HELP ILL MARK BRAINIEST
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
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%?
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?
Answer:
How have u been?
Step-by-step explanation:
what the length of CE?
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
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
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)
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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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%?
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
Answer:
C
Step-by-step explanation:
444.50 * 6.5% = 28.89
444.50 + 28.89 = 473.39
Please Helpppppp!!!!!
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
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
Answer:
44yrs as long as its simple interest
Step-by-step explanation:
5500
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?
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
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.
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 ?
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?
I need help with this problem too
p\13 less than equal to 30
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
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)
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 = ?
Answer:
2+2= 4 so 2x2=4
Step-by-step explanation:
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Help me pleaseeeeeee
Answer:x = 54
Step-by-step explanation:
What is the probability of rolling a 2 or a 4 on a 6 section spinner?
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?
Answer:
Step-by-step explanation:
50oz
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
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:
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