42-x=6x+7

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Solution for 42-x=6x+7 equation:


Simplifying
42 + -1x = 6x + 7

Reorder the terms:
42 + -1x = 7 + 6x

Solving
42 + -1x = 7 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
42 + -1x + -6x = 7 + 6x + -6x

Combine like terms: -1x + -6x = -7x
42 + -7x = 7 + 6x + -6x

Combine like terms: 6x + -6x = 0
42 + -7x = 7 + 0
42 + -7x = 7

Add '-42' to each side of the equation.
42 + -42 + -7x = 7 + -42

Combine like terms: 42 + -42 = 0
0 + -7x = 7 + -42
-7x = 7 + -42

Combine like terms: 7 + -42 = -35
-7x = -35

Divide each side by '-7'.
x = 5

Simplifying
x = 5

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