9+-5x=12+-1(6x+7)

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Solution for 9+-5x=12+-1(6x+7) equation:


Simplifying
9 + -5x = 12 + -1(6x + 7)

Reorder the terms:
9 + -5x = 12 + -1(7 + 6x)
9 + -5x = 12 + (7 * -1 + 6x * -1)
9 + -5x = 12 + (-7 + -6x)

Combine like terms: 12 + -7 = 5
9 + -5x = 5 + -6x

Solving
9 + -5x = 5 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
9 + -5x + 6x = 5 + -6x + 6x

Combine like terms: -5x + 6x = 1x
9 + 1x = 5 + -6x + 6x

Combine like terms: -6x + 6x = 0
9 + 1x = 5 + 0
9 + 1x = 5

Add '-9' to each side of the equation.
9 + -9 + 1x = 5 + -9

Combine like terms: 9 + -9 = 0
0 + 1x = 5 + -9
1x = 5 + -9

Combine like terms: 5 + -9 = -4
1x = -4

Divide each side by '1'.
x = -4

Simplifying
x = -4

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