-6x-3(x-1)=12-(x+1)

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Solution for -6x-3(x-1)=12-(x+1) equation:


Simplifying
-6x + -3(x + -1) = 12 + -1(x + 1)

Reorder the terms:
-6x + -3(-1 + x) = 12 + -1(x + 1)
-6x + (-1 * -3 + x * -3) = 12 + -1(x + 1)
-6x + (3 + -3x) = 12 + -1(x + 1)

Reorder the terms:
3 + -6x + -3x = 12 + -1(x + 1)

Combine like terms: -6x + -3x = -9x
3 + -9x = 12 + -1(x + 1)

Reorder the terms:
3 + -9x = 12 + -1(1 + x)
3 + -9x = 12 + (1 * -1 + x * -1)
3 + -9x = 12 + (-1 + -1x)

Combine like terms: 12 + -1 = 11
3 + -9x = 11 + -1x

Solving
3 + -9x = 11 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
3 + -9x + x = 11 + -1x + x

Combine like terms: -9x + x = -8x
3 + -8x = 11 + -1x + x

Combine like terms: -1x + x = 0
3 + -8x = 11 + 0
3 + -8x = 11

Add '-3' to each side of the equation.
3 + -3 + -8x = 11 + -3

Combine like terms: 3 + -3 = 0
0 + -8x = 11 + -3
-8x = 11 + -3

Combine like terms: 11 + -3 = 8
-8x = 8

Divide each side by '-8'.
x = -1

Simplifying
x = -1

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