3(x-1)=12(x+8)

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Solution for 3(x-1)=12(x+8) equation:


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

Reorder the terms:
3(-1 + x) = 12(x + 8)
(-1 * 3 + x * 3) = 12(x + 8)
(-3 + 3x) = 12(x + 8)

Reorder the terms:
-3 + 3x = 12(8 + x)
-3 + 3x = (8 * 12 + x * 12)
-3 + 3x = (96 + 12x)

Solving
-3 + 3x = 96 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-3 + 3x + -12x = 96 + 12x + -12x

Combine like terms: 3x + -12x = -9x
-3 + -9x = 96 + 12x + -12x

Combine like terms: 12x + -12x = 0
-3 + -9x = 96 + 0
-3 + -9x = 96

Add '3' to each side of the equation.
-3 + 3 + -9x = 96 + 3

Combine like terms: -3 + 3 = 0
0 + -9x = 96 + 3
-9x = 96 + 3

Combine like terms: 96 + 3 = 99
-9x = 99

Divide each side by '-9'.
x = -11

Simplifying
x = -11

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