9(9x+8)+3(12-x)=

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Solution for 9(9x+8)+3(12-x)= equation:


Simplifying
9(9x + 8) + 3(12 + -1x) = 0

Reorder the terms:
9(8 + 9x) + 3(12 + -1x) = 0
(8 * 9 + 9x * 9) + 3(12 + -1x) = 0
(72 + 81x) + 3(12 + -1x) = 0
72 + 81x + (12 * 3 + -1x * 3) = 0
72 + 81x + (36 + -3x) = 0

Reorder the terms:
72 + 36 + 81x + -3x = 0

Combine like terms: 72 + 36 = 108
108 + 81x + -3x = 0

Combine like terms: 81x + -3x = 78x
108 + 78x = 0

Solving
108 + 78x = 0

Solving for variable 'x'.

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

Add '-108' to each side of the equation.
108 + -108 + 78x = 0 + -108

Combine like terms: 108 + -108 = 0
0 + 78x = 0 + -108
78x = 0 + -108

Combine like terms: 0 + -108 = -108
78x = -108

Divide each side by '78'.
x = -1.384615385

Simplifying
x = -1.384615385

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