4x-42=x

Solution for 4x-42=x equation:

Simplifying
4x + -42 = x

Reorder the terms:
-42 + 4x = x

Solving
-42 + 4x = 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 + 4x + -1x = x + -1x

Combine like terms: 4x + -1x = 3x
-42 + 3x = x + -1x

Combine like terms: x + -1x = 0
-42 + 3x = 0

Add '42' to each side of the equation.
-42 + 42 + 3x = 0 + 42

Combine like terms: -42 + 42 = 0
0 + 3x = 0 + 42
3x = 0 + 42

Combine like terms: 0 + 42 = 42
3x = 42

Divide each side by '3'.
x = 14

Simplifying
x = 14