630-7x=81x-162

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Solution for 630-7x=81x-162 equation:


Simplifying
630 + -7x = 81x + -162

Reorder the terms:
630 + -7x = -162 + 81x

Solving
630 + -7x = -162 + 81x

Solving for variable 'x'.

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

Add '-81x' to each side of the equation.
630 + -7x + -81x = -162 + 81x + -81x

Combine like terms: -7x + -81x = -88x
630 + -88x = -162 + 81x + -81x

Combine like terms: 81x + -81x = 0
630 + -88x = -162 + 0
630 + -88x = -162

Add '-630' to each side of the equation.
630 + -630 + -88x = -162 + -630

Combine like terms: 630 + -630 = 0
0 + -88x = -162 + -630
-88x = -162 + -630

Combine like terms: -162 + -630 = -792
-88x = -792

Divide each side by '-88'.
x = 9

Simplifying
x = 9

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