72-2x=9-9x

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Solution for 72-2x=9-9x equation:


Simplifying
72 + -2x = 9 + -9x

Solving
72 + -2x = 9 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
72 + -2x + 9x = 9 + -9x + 9x

Combine like terms: -2x + 9x = 7x
72 + 7x = 9 + -9x + 9x

Combine like terms: -9x + 9x = 0
72 + 7x = 9 + 0
72 + 7x = 9

Add '-72' to each side of the equation.
72 + -72 + 7x = 9 + -72

Combine like terms: 72 + -72 = 0
0 + 7x = 9 + -72
7x = 9 + -72

Combine like terms: 9 + -72 = -63
7x = -63

Divide each side by '7'.
x = -9

Simplifying
x = -9

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