-12(x-12)=9(1+7x)

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Solution for -12(x-12)=9(1+7x) equation:


Simplifying
-12(x + -12) = 9(1 + 7x)

Reorder the terms:
-12(-12 + x) = 9(1 + 7x)
(-12 * -12 + x * -12) = 9(1 + 7x)
(144 + -12x) = 9(1 + 7x)
144 + -12x = (1 * 9 + 7x * 9)
144 + -12x = (9 + 63x)

Solving
144 + -12x = 9 + 63x

Solving for variable 'x'.

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

Add '-63x' to each side of the equation.
144 + -12x + -63x = 9 + 63x + -63x

Combine like terms: -12x + -63x = -75x
144 + -75x = 9 + 63x + -63x

Combine like terms: 63x + -63x = 0
144 + -75x = 9 + 0
144 + -75x = 9

Add '-144' to each side of the equation.
144 + -144 + -75x = 9 + -144

Combine like terms: 144 + -144 = 0
0 + -75x = 9 + -144
-75x = 9 + -144

Combine like terms: 9 + -144 = -135
-75x = -135

Divide each side by '-75'.
x = 1.8

Simplifying
x = 1.8

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