Isolating Variables Review

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

5x=25

• 6

• 5

• 4

• 50

Solve for k:
6k = 30

• k = 36

• k = 24

• k = 180

• k = 5

Solve 2x - 3 = 1 

• 3

• 2

• 1

• -2

Solve     -5t + 9 = 24

• -3

• 3

• 12

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3

Solve for x:

• x = −11

• x = 3

• x = 11

• x = −5

x + 12 = 20

• x = 32

• x = -32

• x = 8

• x = -8

Solve for t:

-5t + 9 = 24

• -3

• 3

• 12

Solve for m:

9 + 3m = 10

• 2/3

• 1/3

• -1/3

• 4