Expressions Review

If you were simplifying the following expression, which step would you complete first?

4 + 8(5 – 3) + 12 • -2 + 6

• 4 + 8

• 12 • -2

• 5 – 3

• -2 + 6

If you were simplifying the following expression, which step would you complete first?

-8 + 4² + 7(2) – 10 + 6

• -8 + 4

• 4²

• 7(2)

• -10 + 6

How many terms are in the following expression?

-3x + 16 + 8x – 2y – 5 + 9y

• 2

• 3

• 4

• 6

How many variable terms are in the following expression?

-3x + 16 + 8x – 2y – 5 + 9y

• 2

• 3

• 4

• 6

How many constants are in the following expression?

-3x + 16 + 8x – 2y – 5 + 9y

• 2

• 3

• 4

• 6

Label the parts of the expression:

a

b

c

Coefficient

Variable

Constant

Evaluate the following expression for w = 3:

-2w

• 6

• -6

• -5

• 1

Evaluate the following expression for w = 2 and x = -3:

x + w

• 1

• -1

• 5

• -5

Match each expression to its simplified version:

• -1x or -x

• x + 1 + 1 + 1

• x + 3

• 4x – 5x

• 3x

• -4x – 5x

• 20x

• x + x + x

• -9x

• 4(5x)

Match each expression to its simplified version:

• 16

• 4²

• -9

• (-3)²

• -16n

• -4(4n)

• 9

• -3²