-x+2=7x+90

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Solution for -x+2=7x+90 equation:


Simplifying
-1x + 2 = 7x + 90

Reorder the terms:
2 + -1x = 7x + 90

Reorder the terms:
2 + -1x = 90 + 7x

Solving
2 + -1x = 90 + 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.
2 + -1x + -7x = 90 + 7x + -7x

Combine like terms: -1x + -7x = -8x
2 + -8x = 90 + 7x + -7x

Combine like terms: 7x + -7x = 0
2 + -8x = 90 + 0
2 + -8x = 90

Add '-2' to each side of the equation.
2 + -2 + -8x = 90 + -2

Combine like terms: 2 + -2 = 0
0 + -8x = 90 + -2
-8x = 90 + -2

Combine like terms: 90 + -2 = 88
-8x = 88

Divide each side by '-8'.
x = -11

Simplifying
x = -11

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