Solving Equations in 2 Variables

Solve the following equation for x:
8x - 12 = 6x

• x = 6
• x = 12/14
• no solution
• x = 2

Solve the following equation for x:
10x - 6x = 23 + 5

• x = 18/16
• x = 6
• x = 7
• x = 1

Tags

CCSS.7.EE.B.4A

Solve the equation:
-5x = 25

• x = 20
• x = -20
• x = -5
• x = 5

Tags

CCSS.6.EE.B.7

19  + a  =  -50

• a = -950
• a =  -69
• a = -31
• a = -50/19

Tags

CCSS.6.EE.B.7

x + 12 = 20

• x = 32
• x = -32
• x = 8
• x = -8

Tags

CCSS.6.EE.B.7

Simplify:
5(3x+1)

• 15x+1
• 15x+5
• 8x+1
• 8x+6

Tags

CCSS.6.EE.A.3

Solve for d:
-7(6 + d) = 49

• 13
• 1
• -1
• -13

Tags

CCSS.7.EE.B.4A