-70-42=k

Solution for -70-42=k equation:

Simplifying
-70 + -42 = k

Combine like terms: -70 + -42 = -112
-112 = k

Solving
-112 = k

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '-1k' to each side of the equation.
-112 + -1k = k + -1k

Combine like terms: k + -1k = 0
-112 + -1k = 0

Add '112' to each side of the equation.
-112 + 112 + -1k = 0 + 112

Combine like terms: -112 + 112 = 0
0 + -1k = 0 + 112
-1k = 0 + 112

Combine like terms: 0 + 112 = 112
-1k = 112

Divide each side by '-1'.
k = -112

Simplifying
k = -112