Simplifying, Evaluating Algebraic Expressions

Which expression is equivalent to
v + v + v + v + v?

• 5v

• v⁵

• v + 5

• v5

Mary baked some cookies on Saturday. On Sunday she baked twice as many cookies as the day before. If c represents the number of cookies she made on Saturday, write an expression for the number of cookies she made on Sunday.

• c + 2

• c - 2

• c / 2

• 2c

Evaluate 2n + 7 if

n = 7

Evaluate the expression when x = 8:  
7(6 + 3 − x)

• 72

• 56

• 21

• 7

Are the following expressions equivalent?

20d-16 and 4(5d-4)

• Yes

• No

Evaluate 3b + 2d

when

b = 3, d = 2

Simplify by combining like terms:

3x-5x

• 2x

• 8x

• -2x

• 15x²

Simplify by combining like terms:

-r -10r

• 11r

• -11r

• 9r

• -11

Simplify:
17m - 4 - 15m + 8

• 2m + 4

• 2m + (-12)

• 2m + 12

• 2m + (-4)

Simplify:
-5 - 15n - 10n + 19

• -25n + 14

• -25n + 4

• -5n + 14

• -5n + 24