9x-(8x+7)=2x-15

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Solution for 9x-(8x+7)=2x-15 equation:


Simplifying
9x + -1(8x + 7) = 2x + -15

Reorder the terms:
9x + -1(7 + 8x) = 2x + -15
9x + (7 * -1 + 8x * -1) = 2x + -15
9x + (-7 + -8x) = 2x + -15

Reorder the terms:
-7 + 9x + -8x = 2x + -15

Combine like terms: 9x + -8x = 1x
-7 + 1x = 2x + -15

Reorder the terms:
-7 + 1x = -15 + 2x

Solving
-7 + 1x = -15 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-7 + 1x + -2x = -15 + 2x + -2x

Combine like terms: 1x + -2x = -1x
-7 + -1x = -15 + 2x + -2x

Combine like terms: 2x + -2x = 0
-7 + -1x = -15 + 0
-7 + -1x = -15

Add '7' to each side of the equation.
-7 + 7 + -1x = -15 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = -15 + 7
-1x = -15 + 7

Combine like terms: -15 + 7 = -8
-1x = -8

Divide each side by '-1'.
x = 8

Simplifying
x = 8

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