9x-72=x-72

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Solution for 9x-72=x-72 equation:


Simplifying
9x + -72 = x + -72

Reorder the terms:
-72 + 9x = x + -72

Reorder the terms:
-72 + 9x = -72 + x

Add '72' to each side of the equation.
-72 + 72 + 9x = -72 + 72 + x

Combine like terms: -72 + 72 = 0
0 + 9x = -72 + 72 + x
9x = -72 + 72 + x

Combine like terms: -72 + 72 = 0
9x = 0 + x
9x = x

Solving
9x = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
9x + -1x = x + -1x

Combine like terms: 9x + -1x = 8x
8x = x + -1x

Combine like terms: x + -1x = 0
8x = 0

Divide each side by '8'.
x = 0

Simplifying
x = 0

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