3(x+7)-6x=-(x-1)-8

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Solution for 3(x+7)-6x=-(x-1)-8 equation:


Simplifying
3(x + 7) + -6x = -1(x + -1) + -8

Reorder the terms:
3(7 + x) + -6x = -1(x + -1) + -8
(7 * 3 + x * 3) + -6x = -1(x + -1) + -8
(21 + 3x) + -6x = -1(x + -1) + -8

Combine like terms: 3x + -6x = -3x
21 + -3x = -1(x + -1) + -8

Reorder the terms:
21 + -3x = -1(-1 + x) + -8
21 + -3x = (-1 * -1 + x * -1) + -8
21 + -3x = (1 + -1x) + -8

Reorder the terms:
21 + -3x = 1 + -8 + -1x

Combine like terms: 1 + -8 = -7
21 + -3x = -7 + -1x

Solving
21 + -3x = -7 + -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.
21 + -3x + x = -7 + -1x + x

Combine like terms: -3x + x = -2x
21 + -2x = -7 + -1x + x

Combine like terms: -1x + x = 0
21 + -2x = -7 + 0
21 + -2x = -7

Add '-21' to each side of the equation.
21 + -21 + -2x = -7 + -21

Combine like terms: 21 + -21 = 0
0 + -2x = -7 + -21
-2x = -7 + -21

Combine like terms: -7 + -21 = -28
-2x = -28

Divide each side by '-2'.
x = 14

Simplifying
x = 14

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