15-2x=9x-7

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Solution for 15-2x=9x-7 equation:


Simplifying
15 + -2x = 9x + -7

Reorder the terms:
15 + -2x = -7 + 9x

Solving
15 + -2x = -7 + 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.
15 + -2x + -9x = -7 + 9x + -9x

Combine like terms: -2x + -9x = -11x
15 + -11x = -7 + 9x + -9x

Combine like terms: 9x + -9x = 0
15 + -11x = -7 + 0
15 + -11x = -7

Add '-15' to each side of the equation.
15 + -15 + -11x = -7 + -15

Combine like terms: 15 + -15 = 0
0 + -11x = -7 + -15
-11x = -7 + -15

Combine like terms: -7 + -15 = -22
-11x = -22

Divide each side by '-11'.
x = 2

Simplifying
x = 2

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