x-42=15x

Solution for x-42=15x equation:

Simplifying
x + -42 = 15x

Reorder the terms:
-42 + x = 15x

Solving
-42 + x = 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
-42 + x + -15x = 15x + -15x

Combine like terms: x + -15x = -14x
-42 + -14x = 15x + -15x

Combine like terms: 15x + -15x = 0
-42 + -14x = 0

Add '42' to each side of the equation.
-42 + 42 + -14x = 0 + 42

Combine like terms: -42 + 42 = 0
0 + -14x = 0 + 42
-14x = 0 + 42

Combine like terms: 0 + 42 = 42
-14x = 42

Divide each side by '-14'.
x = -3

Simplifying
x = -3