-1x+90=126-7x

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Solution for -1x+90=126-7x equation:


Simplifying
-1x + 90 = 126 + -7x

Reorder the terms:
90 + -1x = 126 + -7x

Solving
90 + -1x = 126 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
90 + -1x + 7x = 126 + -7x + 7x

Combine like terms: -1x + 7x = 6x
90 + 6x = 126 + -7x + 7x

Combine like terms: -7x + 7x = 0
90 + 6x = 126 + 0
90 + 6x = 126

Add '-90' to each side of the equation.
90 + -90 + 6x = 126 + -90

Combine like terms: 90 + -90 = 0
0 + 6x = 126 + -90
6x = 126 + -90

Combine like terms: 126 + -90 = 36
6x = 36

Divide each side by '6'.
x = 6

Simplifying
x = 6

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