-85-(-42)=yz

Solution for -85-(-42)=yz equation:

Simplifying
-85 + -1(-42) = yz

Multiply -1 * -42
-85 + 42 = yz

Combine like terms: -85 + 42 = -43
-43 = yz

Solving
-43 = yz

Solving for variable 'y'.

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

Add '-1yz' to each side of the equation.
-43 + -1yz = yz + -1yz

Combine like terms: yz + -1yz = 0
-43 + -1yz = 0

Add '43' to each side of the equation.
-43 + 43 + -1yz = 0 + 43

Combine like terms: -43 + 43 = 0
0 + -1yz = 0 + 43
-1yz = 0 + 43

Combine like terms: 0 + 43 = 43
-1yz = 43

Divide each side by '-1z'.
y = -43z-1

Simplifying
y = -43z-1