7th grade math review

Simplify the expression.
-b + 2 + 9b

• 2 + 8b
• 2 - 8b
• -8b + 2
• -2 - 8b

Tags

CCSS.7.EE.A.1

Simplify the expression.
2m - 8 - 2m - 1

• 0
• 9
• -9
• 4m - 9

Tags

CCSS.7.EE.A.1

Simplify the expression
-5 + 9

• 4
• 15
• -4
• -14

Tags

CCSS.7.NS.A.1C

Simplify the expression.
13x - 4y + 2x - y + 3

• 15x - 4y - y + 3
• 13x - 5y + 2x + 3
• 15y - 5x - 3
• 15x - 5y + 3

Tags

CCSS.7.EE.A.1

Solve the equation for x:
8x + 9 - 7 = 18

• x = 1
• x = 2
• x = 3
• x = 4

Tags

CCSS.7.EE.B.4A

• x= -5
• x= 5
• x= -4
• x= 4

Tags

CCSS.7.EE.B.4A

-5k + 10 = -2k - 14

• 8
• -8
• 2
• -2

Solve the equation.

• 3

• 4

• 5

• 6

Solve the equation:
-3 + x = -12

• x = 9 
• x = -15
• x = -9
• x = 15

Tags

CCSS.6.EE.B.7

-10(5x-3) = 330

• x=9
• x=55
• x=6
• x=-6

Tags

CCSS.7.EE.B.4A