Algebraic Expressions

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

Tags

CCSS.HSA.CED.A.3

Multiply b by 6, then subtract 11.

• 6 x 11 - b

• 11 - 6 + b

• 6b - 11

• 11b - 6

Tags

CCSS.6.EE.A.2A

Add 10 to b, then divide by 7.

• 10 x 7 / b

• (10 + b) / 7

• 10b / 7

• 10 + 7 / b

Tags

CCSS.6.EE.A.2A

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

Tags

CCSS.HSA-SSE.A.1A

Simplify.

8y - 3y - 5y

• y

• 0

• 5y

• 1y

Tags

CCSS.7.EE.A.1

Simplify.

12a - 7a + 2a

• 3a

• 5a

• 7a

• 7a³

Tags

CCSS.7.EE.A.1

What is the operation of the following expression?   x/5

• multiplication 

• addition 

• subtraction 

• division 

Tags

CCSS.6.EE.A.2A

Spot fetched 12 sticks and some rocks when he played outside. Which expression could be used to show how many objects did he fetched in all?

• 12 - r

• 12/r

• 12 + r

• 12r

Tags

CCSS.6.EE.B.6

Evaluate when a = 15: 2(a - 5) + 2

• 22

• 27

• 14

• 7

Tags

CCSS.6.EE.A.2C

Which expression matches: The sum of 6 and 5 doubled

• 2 x 6 + 5

• 2 x (6 + 5)

• 6 + (5 x 2)

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2