Next-Gen Math Unit 5 Algebraic Expressions

Six times the number of girls.

Let g = number of girls.

• 6 + g

• 6g

• g - 6

• g⁶

d + d + d + d =

• d⁴

• 4d

• d4

• 4 + d

A school mailed out a total of 414 invitations for parents to attend a school play . Each student mailed 18 invitations. If s represents the number of students, which equation could be used to figure out the number of students that mailed invitations?

• s + 18 = 414

• s ÷ 18 = 414

• 18 ÷ s = 414

• 18s = 414

Multiply b by 6, then subtract 11.

• 6 x 11 - b

• 11 - 6 + b

• 6b - 11

• 11b - 6

Add 10 to b, then divide by 7.

• 10 x 7 / b

• (10 + b) / 7

• 10b / 7

• 10 + 7 / b

m gallons of lemonade are distributed equally among 3 people. Which expressions shows how much lemonade each person gets?

• m + m + m

• m + 3

• 3m

• m/3

Simplify.

8y - 3y - 5y

• y

• 0

• 5y

• 1y

Simplify.

12a - 7a + 2a

• 3a

• 5a

• 7a

• 7a³

Simplify.

10x - 6x

• 4x

• 4x²

• 16x

• 4

Simplify.

2s + 7 - 6 + s

• 21s + 1

• 14s - 6 + s

• 27x - 6s

• 3s + 1