-9(-9x+12)+9(x-4)=-9(-9x-16)+7(x-8)

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Solution for -9(-9x+12)+9(x-4)=-9(-9x-16)+7(x-8) equation:


Simplifying
-9(-9x + 12) + 9(x + -4) = -9(-9x + -16) + 7(x + -8)

Reorder the terms:
-9(12 + -9x) + 9(x + -4) = -9(-9x + -16) + 7(x + -8)
(12 * -9 + -9x * -9) + 9(x + -4) = -9(-9x + -16) + 7(x + -8)
(-108 + 81x) + 9(x + -4) = -9(-9x + -16) + 7(x + -8)

Reorder the terms:
-108 + 81x + 9(-4 + x) = -9(-9x + -16) + 7(x + -8)
-108 + 81x + (-4 * 9 + x * 9) = -9(-9x + -16) + 7(x + -8)
-108 + 81x + (-36 + 9x) = -9(-9x + -16) + 7(x + -8)

Reorder the terms:
-108 + -36 + 81x + 9x = -9(-9x + -16) + 7(x + -8)

Combine like terms: -108 + -36 = -144
-144 + 81x + 9x = -9(-9x + -16) + 7(x + -8)

Combine like terms: 81x + 9x = 90x
-144 + 90x = -9(-9x + -16) + 7(x + -8)

Reorder the terms:
-144 + 90x = -9(-16 + -9x) + 7(x + -8)
-144 + 90x = (-16 * -9 + -9x * -9) + 7(x + -8)
-144 + 90x = (144 + 81x) + 7(x + -8)

Reorder the terms:
-144 + 90x = 144 + 81x + 7(-8 + x)
-144 + 90x = 144 + 81x + (-8 * 7 + x * 7)
-144 + 90x = 144 + 81x + (-56 + 7x)

Reorder the terms:
-144 + 90x = 144 + -56 + 81x + 7x

Combine like terms: 144 + -56 = 88
-144 + 90x = 88 + 81x + 7x

Combine like terms: 81x + 7x = 88x
-144 + 90x = 88 + 88x

Solving
-144 + 90x = 88 + 88x

Solving for variable 'x'.

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

Add '-88x' to each side of the equation.
-144 + 90x + -88x = 88 + 88x + -88x

Combine like terms: 90x + -88x = 2x
-144 + 2x = 88 + 88x + -88x

Combine like terms: 88x + -88x = 0
-144 + 2x = 88 + 0
-144 + 2x = 88

Add '144' to each side of the equation.
-144 + 144 + 2x = 88 + 144

Combine like terms: -144 + 144 = 0
0 + 2x = 88 + 144
2x = 88 + 144

Combine like terms: 88 + 144 = 232
2x = 232

Divide each side by '2'.
x = 116

Simplifying
x = 116

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