7th Expressions & Equations

Simplify the expression:
4x + 5 - 2x - 8

• 6x + 3
• 2x + 13
• 2x - 3
• 6x - 3

Tags

CCSS.7.EE.A.1

Simplify the expression:
3x - 5(-2 + 4x)

• -17x + 10
• 23x - 10
• -17x - 10
• 23x + 10

Tags

CCSS.6.EE.A.3

Simplify the expression:
1/4(12x - 4)

• 3x + 1
• 48x - 16
• 4x + 1
• 3x - 1

Tags

CCSS.6.EE.A.3

Ted spends $28 at a restaurant and wants to add an 18% tip. Which expression below represents the total cost of his meal?

• 28(18) + 28
• 28(1.18)
• 28 + (18)28
• 28 + .18

Tags

CCSS.7.EE.B.3

A rectangle has a length of 4x - 3 and a width of 2x. Which expression represents the perimeter of the rectangle?

• 2(6x - 3)
• 4(2x - 3)
• 6x - 2(3x)
• (4x - 3)(2x)

Tags

CCSS.7.EE.A.1

John wants to buy three video games, each for the same price. He has $30 and a $15 gift card.  What is the maximum cost of each video game that he can buy?

• $8
• $15
• $10
• $20

Tags

CCSS.6.EE.B.8

Solve: 

 $50=-2.5x$ 

•  $x=20$ 

•  $x=-125$ 

•  $x=-20$ 

•  $x=47.5$ 

Tags

CCSS.6.EE.B.7

2.5y = 5

y = ?

• y = 2

• y = 2.5

• y = 7.5

• y = 12.5

Tags

CCSS.6.EE.B.7

4 + k/2 = -3

• 14
• -14
• 4
• -2

Tags

CCSS.7.EE.B.4A

• 4

• 7

• 5

• 2.5

Tags

CCSS.7.EE.B.4A