x*12-43+85=

Solution for x*12-43+85= equation:

Simplifying
x * 12 + -43 + 85 = 0

Reorder the terms for easier multiplication:
12x + -43 + 85 = 0

Reorder the terms:
-43 + 85 + 12x = 0

Combine like terms: -43 + 85 = 42
42 + 12x = 0

Solving
42 + 12x = 0

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 12x = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 12x = 0 + -42
12x = 0 + -42

Combine like terms: 0 + -42 = -42
12x = -42

Divide each side by '12'.
x = -3.5

Simplifying
x = -3.5