-85=(9x-15)-7

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Solution for -85=(9x-15)-7 equation:


Simplifying
-85 = (9x + -15) + -7

Reorder the terms:
-85 = (-15 + 9x) + -7

Remove parenthesis around (-15 + 9x)
-85 = -15 + 9x + -7

Reorder the terms:
-85 = -15 + -7 + 9x

Combine like terms: -15 + -7 = -22
-85 = -22 + 9x

Solving
-85 = -22 + 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.
-85 + -9x = -22 + 9x + -9x

Combine like terms: 9x + -9x = 0
-85 + -9x = -22 + 0
-85 + -9x = -22

Add '85' to each side of the equation.
-85 + 85 + -9x = -22 + 85

Combine like terms: -85 + 85 = 0
0 + -9x = -22 + 85
-9x = -22 + 85

Combine like terms: -22 + 85 = 63
-9x = 63

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

Simplifying
x = -7

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