-2(x-7)-9=7(-2x-1)

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Solution for -2(x-7)-9=7(-2x-1) equation:


Simplifying
-2(x + -7) + -9 = 7(-2x + -1)

Reorder the terms:
-2(-7 + x) + -9 = 7(-2x + -1)
(-7 * -2 + x * -2) + -9 = 7(-2x + -1)
(14 + -2x) + -9 = 7(-2x + -1)

Reorder the terms:
14 + -9 + -2x = 7(-2x + -1)

Combine like terms: 14 + -9 = 5
5 + -2x = 7(-2x + -1)

Reorder the terms:
5 + -2x = 7(-1 + -2x)
5 + -2x = (-1 * 7 + -2x * 7)
5 + -2x = (-7 + -14x)

Solving
5 + -2x = -7 + -14x

Solving for variable 'x'.

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

Add '14x' to each side of the equation.
5 + -2x + 14x = -7 + -14x + 14x

Combine like terms: -2x + 14x = 12x
5 + 12x = -7 + -14x + 14x

Combine like terms: -14x + 14x = 0
5 + 12x = -7 + 0
5 + 12x = -7

Add '-5' to each side of the equation.
5 + -5 + 12x = -7 + -5

Combine like terms: 5 + -5 = 0
0 + 12x = -7 + -5
12x = -7 + -5

Combine like terms: -7 + -5 = -12
12x = -12

Divide each side by '12'.
x = -1

Simplifying
x = -1

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