Evaluate Expressions

Evaluate the numerical expressions. Decide whether they are equivalent.

15 + 5

4 x 5

• The expressions are equivalent

• The expressions are not equivalent

Evaluate the numerical expression

2(10 + 5)

• 25

• 17

• 30

• 10

What is the variable for 7r?

• 7

• r

• 7r

• multiplication

What is the constant?

• 7x

• 5

• 7

• 2

Select all coefficients.

• 7

• 2

• 5

• 7x

• 2y

(b - 7) (-7)

• -7b + 49

• 7b - 49

• b - 14

• -7b - 14

Simplify expression

10n + 6 + 7n - 7

• 17n + 13

• 17n - 1

• 17n + 1

• 10n + 20

2 (x + 4)

• 2x + 4

• 2x + 8

• 2x + 6

• 10x

Simplify expression

-8m + 7 - 10

• -8m + 17

• -8m - 17

• -8m + 3

• -8m - 3