2023 Variable Expressions Study Guide

A rectangle has the sides of 3x and x+2, what is the perimeter?

• 8x + 4

• 4x + 2

• 9x + 16

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7 times the sum of a number and 4

Hint: simplify

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• 4x + 7

• 7x + 4

• 7x + 28

Simplify:

8 -8(x-1)

Simplify: 10t-6t

• -16t

• 4t

• 40

• 16t

Simplify: 8(11y - 5)

• Threeve is the answer

• 19y - 3

• 88y - 40

• 88y - 5

Simplify: 4 + 3(2 + 5v) + y

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• 10+15vy

• 4+15vy

• 10 + 15v + y

Label the coefficients, constants and like terms:

4b - 9 + 2b +8

Simplify the expression: 3x - 4 + 2(2 + 4x)

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• 11x

• 11x - 8

• -x

How many different ways can you write "x divided by 2"?

Write them.

Write and Simplify: "seven minus three times the sum of a number and two"

• 73x + 2

  simplified already

• 7-3x + 2

  9 - 3x

• 7-3(x + 2)

  -3x + 1

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