Solving Equations for Variables

x - 8 = -5 

• 13

• -13

• 3

• -3

Solve:

• 96

• -96

• 4

• -4

Solve:

• -12

• -8

• 12

• 8

x - (-2) = 7

• -9

• -5

• 5

• 9

• 5

• 20

• 4

• 4

• 40

• 6

• 5

Which choice models this situation? Marcus needs to sell 25 tickets to a fundraiser by Friday. So far, he has sold 9 tickets. How many tickets does he still need to sell?

• t - 9 = 25

• t + 9 = 25

• 9t = 25

• t/9 = 25

Solve for a.
7a = 63

• 8

• 9

• 63

• 441

Solve for k. 
14k = 0 

• 14

• 1

• 0

• 10

Solve for v.
3v = 42

• 12

• 3

• 14

• 42