7-[5-(-8x-4)]=112x+91

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Solution for 7-[5-(-8x-4)]=112x+91 equation:


Simplifying
7 + -1[5 + -1(-8x + -4)] = 112x + 91

Reorder the terms:
7 + -1[5 + -1(-4 + -8x)] = 112x + 91
7 + -1[5 + (-4 * -1 + -8x * -1)] = 112x + 91
7 + -1[5 + (4 + 8x)] = 112x + 91

Combine like terms: 5 + 4 = 9
7 + -1[9 + 8x] = 112x + 91
7 + [9 * -1 + 8x * -1] = 112x + 91
7 + [-9 + -8x] = 112x + 91

Combine like terms: 7 + -9 = -2
-2 + -8x = 112x + 91

Reorder the terms:
-2 + -8x = 91 + 112x

Solving
-2 + -8x = 91 + 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.
-2 + -8x + -112x = 91 + 112x + -112x

Combine like terms: -8x + -112x = -120x
-2 + -120x = 91 + 112x + -112x

Combine like terms: 112x + -112x = 0
-2 + -120x = 91 + 0
-2 + -120x = 91

Add '2' to each side of the equation.
-2 + 2 + -120x = 91 + 2

Combine like terms: -2 + 2 = 0
0 + -120x = 91 + 2
-120x = 91 + 2

Combine like terms: 91 + 2 = 93
-120x = 93

Divide each side by '-120'.
x = -0.775

Simplifying
x = -0.775

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