Solving Equations with Variables on Both Sides

Solve.

 $13+2k=7k-12$  

• k=5

• k=-5

• k=1/5

• No Solution

Solve.

 $25-20a=-23-8a$  

• a=-4

• a=1/4

• a=4

• Infinitely Many Solutions

Solve: 4x - 3 = 6x - 19

• x = -8

• x = 11

• x = -11

• x = 8

Solve: 12x + 1 = 6x - 47

• x = 6

• x = -7

• x = -8

• x = 9