For each expression, write an equivalent expression that uses only addition.

20−9+8−7 = 11 + 1

4x−7y−5z+6 =

-3x−8y−4−87z

Answers

Answer 1

Equivalent expressions are expressions of equal values

The equivalent expressions are 4x+ (y - 8y) + (2z-5z) +6   and 6x-3x-6x + (2y - 10y) + (4 - 8) + (z - 88z)

How to determine the equivalent expressions

The first expression has been solved.

So, we have the following expressions

4x−7y−5z+6 and -3x−8y−4−87z

4x−7y−5z+6

We have:

4x-7y-5z+6

Rewrite as:

4x+ (y - 8y) + (2z-5z) +6

-3x−8y−4−87z

We have:

-3x−8y−4−87z

Rewrite as:

3x-6x + (2y - 10y) + (4 - 8) + (z - 88z)

Hence, the equivalent expressions are 4x+ (y - 8y) + (2z-5z) +6   and 6x-3x-6x + (2y - 10y) + (4 - 8) + (z - 88z)

Read more about equivalent expressions at:

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Related Questions

Can someone please help?

Answers

Answer:

c I think

Step-by-step explanation:

goodluck :)

Find value of X, round to nearest degree. (Trigonometry)

Answers

Answer:

x=45.11 degree

Step-by-step explanation:

make me brainliest please

Beverage A and Beverage B are sold in identical cans. Beverage A is 12% suger. The portion of Beverage B that is suger is 0.3. How many times more suger is in Beverage B than Beverage A? Write your answer as a decimal.​

Answers

Answer:

if you convert the sugar in beverage A to the decimal .12 and compare it to beverage Bs .3 you'll find that B has 2.5 times more sugar than A.

Step-by-step explanation:

12 × 100= .12

.12 × 2.5= .30

need helppp hurry please i only have 1 check answer

Answers

Answer: 1

Step-by-step explanation: 3z+6 you subtract 6 from each side which gives u 3z=3 then u divide so 3 divide by 3 is one or just z

A parallelogram has an area of 125 square inches. If it is
25 inches long, what is the height in inches?

Answers

L x W = A

25 x W = 125

So now you dived 125 by 25

125 ÷ 25 = 5

Xavier needed to get his computer fixed. He took it to the repair store. The technician at the store worked on the computer for 4.5 hours and charged him $155 for parts. The total was $357.50. Write and solve an equation which can be used to determine xx, the cost of the labor per hour.

Answers

Answer:

$45 - (357.50 - 155) / 4.5

Step-by-step explanation:

First, we have to deduct the amount for parts ($155) by the total ($357.50). Once we find the difference ($202.5), we can now divide it by the amount of hours (4.5). This leaves us with the answer, $45.

What is the area of the shape? Write your answer in square feet.

Answers

Answer:

49

Step-by-step explanation:

its a parrallelogram so its 7x7 which is 49 hope this helps

ibrahim the spartan

(my cringey nickname because i love halo)

Which expressions are equivalent to -
4 (16-8 +12x)?
Select all that apply.
A. 2x
B. 4 + 2 - 3x
C. - 4+2 - 3x
D. - 3x - 2
DE 3x + 2
OF 3x - 2

Answers

Step-by-step explanation:

I hope this helps..........

Which equation can be used to solve for x in the following diagram?

Answers

Answer:

B

Step-by-step explanation:

Angle is 180

combine like terms

180/9=20

X=20

4x+5x=180

4(20)+5(20)=180

hope this helps

Answer:

B

Step-by-step explanation:

4x and 5x are adjacent angles on a straight line and sum to 180° , so

4x + 5x = 180


WILL MARK AS BRAINLIST

Answers

Answer:

Yes!

Step-by-step explanation:

They are similar because it is the same triangle just a different size. Because it is smaller, it is concidered the similar.

Have a great day!

Please rate!

Jonathan did 180 situps in 45 second. How many situps did Jonathan do in one second?

Answers

Answer:

180/45 = 4/1, he did 4 situps in 1 second.

Answer:

4 situps

Step-by-step explanation:

180 divided by 45s = 4 situps

s = seconds


1, 3/5, 9/25

Find the 8th term.

Answers

Answer:

Step-by-step explanation:

This is a geometric sequence.

a = first term = 1

Common ratio = r = second term ÷ first term

                        = (3/5)÷ 1 = 3/5

[tex]t_{n}=ar^{n-1}\\\\t_{8}=1*(\dfrac{3}{5})^{7}\\\\= \dfrac{3^{7}}{5^{7}}\\\\\\= \dfrac{2187}{78125}[/tex]


Find the value of x.

Answers

Answer: X = 3.174285

Explanation:

Given: 7x + 21, 47

7x + 21 = 47

7x = 47 - 21

7x = 26

X = 26/7 or 3.174285

Share £900 in the ratio of 3:7

Answers

Sharing £900 in the ratio of 3:7 is equal to £270 and £630.

Given the following data:

Total amount = £900.Ratio = 3:7Sum of ratio = [tex]3+7[/tex] = 10.

To share £900 in the ratio of 3:7​:

How to calculate a ratio.

In this exercise, you're required to share the total amount of money in the ratio of 3:7. Thus, we would solve as follows:

For a ratio of 3:

[tex]Amount=\frac{3}{10} \times 900\\\\Amount=\frac{2700}{10}[/tex]

Amount = £270.

For a ratio of 7:

[tex]Amount=\frac{7}{10} \times 900\\\\Amount=\frac{6300}{10}[/tex]

Amount = £630.

Read more on ratio here: brainly.com/question/13513438

Find the measure of the indicated angle to the nearest degree 29/31

Answers

Answer:

Step-by-step explanation:

Cos(theta) = adjacent / hypotenuse.

Adjacent = 29

Hypotenuse = 31

Cos(theta) = 29/31

Cos(theta) = 0.5355

theta= cos-1(0.5355)

theta = 20.69

Answer: (Rounded) = 21

The area of this trapezoid is 25.5.
What is the height of the trapezoid? Show your work.​

Answers

Answer:

22.4

Step-by-step explanation:

3.2 times 7 is 22.4

Hopes this helps

also please give me brainlest

Answer:

5 ft

Step-by-step explanation:

area = ½( 3.2 + 7)h = 25.5 → ½( 10.2 )h = 25.5 →

5.1 h = 25.5 → h = 25.5/5.1 = 5

The sum of the measures of angles xand y is 120°. The measure of the angle x is 12 less than the measure of the angle y. Find x and y.​

Answers

Answer:
x = 54°
y = 66°

Step-by-step explanation:

x + y = 120° (given)
x = y - 12
Then, y + y - 12 = 120°
(y + y) - 12 = 120°
2y - 12 = 120°
2y = 120 + 12 = 132°
y = 132/2 = 66°
x = y - 12 = 66 - 12 = 54°
There you go :)

jackson's mom limits the amount of time he is allowed to play video games. After Jackson plays for 9
Minutes, his mom tells him he has used 30% of his time. How many more minutes can Jackson
play before he uses all of his time?
Show your work

Answers

mom limits the amount of time he is allowed to play video games. After Jackson plays for 9

Minutes, his mom tells him he has used 30% of his time. How many more minutes can Jackson

play before he uses all of his time?

Show your work

The ratio of the perimeters of two squares is 2:3. If the
area of the larger square is 324 square feet, what is the
length, in feet, of the side of the smaller square?

Answers

Answer:

12 ft

Step-by-step explanation:

square root of 324 = 18

Side =18   18x18= 324

    18/3 = 6

    6x2=12

side small = 12

                  18x4 = 72 (perimeter big)

                   12x4 =48 (perimeter small)

      2:3

    48:72

The area of a rectangular table is 8½ m². The length is 4¼ m. Determine its its width. Write your finel answer as a mixed number.

Answers

Answer:

2

Step-by-step explanation:

4 1/4 x 2

( L x W)

is 8.5 which converted into a fraction is 8 1/2

A person earns $32,600 one year and receives a 5% raise in salary. What is the new salary?

Answers

(32600/100) x 5 = 1630
32600+1630= 34230$

bob bought 3 packs of model cars.He gave 4 cars to ann.Bob has 11 cars left. How many model cars were in each pack

Answers

There’s 5 model cars in each pack.

3x - 4 = 11
3x = 15
x = 5 cars

Answer:

5 model cars each pack

Step-by-step explanation:

total cars model = 11 + 4 = 15

model cars each pack = 15 ÷ 3 = 5

Here is a list of numbers:
94, 21, 78, 80, 51, 90, 58, 35, 29
Calculate the range.

Answers

Answer:

73

Step-by-step explanation:

21,29,35,51,58,78,80,90,94

lowest 21

highest 94

subtract

73

What is the interquartile range for 25, 32, 34, 37, 41, 48, 52, 55, 55, 58

Answers

Answer:

21

Step-by-step explanation:

The Interquartile range = 21

How to find the Interquartile Range?

IQR = Q3 - Q1

[RevyBreeze]

Marfan syndrome is a condition that affects a protein called fibrillin. Fibrillin helps support many parts of the human body and also affects growth. Humans with Marfan syndrome tend to be taller than average and have long limbs, fingers, and toes. They may also have heart problems and other organ issues.
​In a group of humans, some individuals have Marfan syndrome and others do not. In this group, the gene for the Marfan syndrome trait has two alleles. The allele for having Marfan syndrome (M) is dominant over the allele for not having Marfan syndrome (m).
Complete the Punnett square below to show all possible genotypes of the offspring from a cross between two humans.

Answers

Answer:

Mm    Mm

mm    mm

Step-by-step explanation:

If m∠jkl = (8x – 6)° and measure of arc jml = (25x – 13)°, find measure of arc jml.

Answers

Applying the angle of intersecting secants theorem, the measure of arc JML is: 262°.

What is the Angle of Intersecting Secants Theorem?

The angle of intersecting secants theorem states that when two lines form an external angle outside a circle, the measure of the angle is half the difference between the measure of the major and minor intercepted arcs.

Thus:

m∠JKL = (measure of arc JML - measure of arc JL)/2 => angle of intersecting secants theorem

m∠JKL  = 8x - 6

measure of arc JML = 25x - 13

measure of arc JL = 360 - (25x - 13)

Plug in the values

8x - 6 = [(25x - 13) - (360 - (25x - 13))/2]

Solve for x

2(8x - 6) = [(25x - 13) - (360 - 25x + 13)]

16x - 12 = [(25x - 13) - (373 - 25x)]

16x - 12 = 25x - 13 - 373 + 25x

16x - 12 = 50x - 386

16x - 50x = 12 - 386

-34x = -374

x = 11

Measure of arc JML = 25x - 13

Plug in the value of x

Measure of arc JML = 25(11) - 13 = 262°

Learn more about angle of intersecting secants theorem on:

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Use special angle relationship to find the missing sides and heights. Then find the area and perimeter of each figure in simplified radical form. Then find answer to the nearest whole number. (Step by step)

Answers

Answer:

Step-by-step explanation:

i really need points im so sorry but i really need them for this test i hope thats fine if there was any better way i would not do this but im in need really bad so pls dont report

how to Simplify −4(8).

Answers

Answer = -32
Multiply -4 to 8.

Expand

True or False

sin( x - pi/2 ) = cos x

Answers

Answer:

hola le noeva si (true) neisa adios

It’s true because From (1) and (2) we can see that sin (π/2-x) and cos x are both AB/AC. Hence sin(π/2 - x) = cos x.

m + 1 3/4= 5 3/8
what is M?

Answers

Answer:

Step-by-step explanation:

m + 7/4 = 43/8

m + 14/8 = 43/8

m = 29/8 = 3 5/8

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