8[9-(-7x-9)]=112x+216

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Solution for 8[9-(-7x-9)]=112x+216 equation:


Simplifying
8[9 + -1(-7x + -9)] = 112x + 216

Reorder the terms:
8[9 + -1(-9 + -7x)] = 112x + 216
8[9 + (-9 * -1 + -7x * -1)] = 112x + 216
8[9 + (9 + 7x)] = 112x + 216

Combine like terms: 9 + 9 = 18
8[18 + 7x] = 112x + 216
[18 * 8 + 7x * 8] = 112x + 216
[144 + 56x] = 112x + 216

Reorder the terms:
144 + 56x = 216 + 112x

Solving
144 + 56x = 216 + 112x

Solving for variable 'x'.

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

Add '-112x' to each side of the equation.
144 + 56x + -112x = 216 + 112x + -112x

Combine like terms: 56x + -112x = -56x
144 + -56x = 216 + 112x + -112x

Combine like terms: 112x + -112x = 0
144 + -56x = 216 + 0
144 + -56x = 216

Add '-144' to each side of the equation.
144 + -144 + -56x = 216 + -144

Combine like terms: 144 + -144 = 0
0 + -56x = 216 + -144
-56x = 216 + -144

Combine like terms: 216 + -144 = 72
-56x = 72

Divide each side by '-56'.
x = -1.285714286

Simplifying
x = -1.285714286

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