-x+6=3x-42

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Solution for -x+6=3x-42 equation:


Simplifying
-1x + 6 = 3x + -42

Reorder the terms:
6 + -1x = 3x + -42

Reorder the terms:
6 + -1x = -42 + 3x

Solving
6 + -1x = -42 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
6 + -1x + -3x = -42 + 3x + -3x

Combine like terms: -1x + -3x = -4x
6 + -4x = -42 + 3x + -3x

Combine like terms: 3x + -3x = 0
6 + -4x = -42 + 0
6 + -4x = -42

Add '-6' to each side of the equation.
6 + -6 + -4x = -42 + -6

Combine like terms: 6 + -6 = 0
0 + -4x = -42 + -6
-4x = -42 + -6

Combine like terms: -42 + -6 = -48
-4x = -48

Divide each side by '-4'.
x = 12

Simplifying
x = 12

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