2x+42=x-42

Solution for 2x+42=x-42 equation:

Simplifying
2x + 42 = x + -42

Reorder the terms:
42 + 2x = x + -42

Reorder the terms:
42 + 2x = -42 + x

Solving
42 + 2x = -42 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
42 + 2x + -1x = -42 + x + -1x

Combine like terms: 2x + -1x = 1x
42 + 1x = -42 + x + -1x

Combine like terms: x + -1x = 0
42 + 1x = -42 + 0
42 + 1x = -42

Add '-42' to each side of the equation.
42 + -42 + 1x = -42 + -42

Combine like terms: 42 + -42 = 0
0 + 1x = -42 + -42
1x = -42 + -42

Combine like terms: -42 + -42 = -84
1x = -84

Divide each side by '1'.
x = -84

Simplifying
x = -84