x-7=-7x+81

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Solution for x-7=-7x+81 equation:


Simplifying
x + -7 = -7x + 81

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

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

Solving
-7 + x = 81 + -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.
-7 + x + 7x = 81 + -7x + 7x

Combine like terms: x + 7x = 8x
-7 + 8x = 81 + -7x + 7x

Combine like terms: -7x + 7x = 0
-7 + 8x = 81 + 0
-7 + 8x = 81

Add '7' to each side of the equation.
-7 + 7 + 8x = 81 + 7

Combine like terms: -7 + 7 = 0
0 + 8x = 81 + 7
8x = 81 + 7

Combine like terms: 81 + 7 = 88
8x = 88

Divide each side by '8'.
x = 11

Simplifying
x = 11

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