-7(x+8)-12=9

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Solution for -7(x+8)-12=9 equation:


Simplifying
-7(x + 8) + -12 = 9

Reorder the terms:
-7(8 + x) + -12 = 9
(8 * -7 + x * -7) + -12 = 9
(-56 + -7x) + -12 = 9

Reorder the terms:
-56 + -12 + -7x = 9

Combine like terms: -56 + -12 = -68
-68 + -7x = 9

Solving
-68 + -7x = 9

Solving for variable 'x'.

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

Add '68' to each side of the equation.
-68 + 68 + -7x = 9 + 68

Combine like terms: -68 + 68 = 0
0 + -7x = 9 + 68
-7x = 9 + 68

Combine like terms: 9 + 68 = 77
-7x = 77

Divide each side by '-7'.
x = -11

Simplifying
x = -11

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