39=-7x-2(-6x-7)

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Solution for 39=-7x-2(-6x-7) equation:


Simplifying
39 = -7x + -2(-6x + -7)

Reorder the terms:
39 = -7x + -2(-7 + -6x)
39 = -7x + (-7 * -2 + -6x * -2)
39 = -7x + (14 + 12x)

Reorder the terms:
39 = 14 + -7x + 12x

Combine like terms: -7x + 12x = 5x
39 = 14 + 5x

Solving
39 = 14 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
39 + -5x = 14 + 5x + -5x

Combine like terms: 5x + -5x = 0
39 + -5x = 14 + 0
39 + -5x = 14

Add '-39' to each side of the equation.
39 + -39 + -5x = 14 + -39

Combine like terms: 39 + -39 = 0
0 + -5x = 14 + -39
-5x = 14 + -39

Combine like terms: 14 + -39 = -25
-5x = -25

Divide each side by '-5'.
x = 5

Simplifying
x = 5

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