13k+5=k-7

Subtract k from both sides of the equation.

13k+5-k=-7

Subtract k from 13k.

12k+5=-7

12k+5=-7

Subtract 5 from both sides of the equation.

12k=-7-5

Subtract 5 from -7.

12k=-12

12k=-12

Divide each term in 12k=-12 by 12.

12k12=-1212

Cancel the common factor of 12.

Cancel the common factor.

12k12=-1212

Divide k by 1.

k=-1212

k=-1212

Divide -12 by 12.

k=-1

k=-1

Solve for k 13k+5=k-7