39=7(x+7)-2x

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


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

Reorder the terms:
39 = 7(7 + x) + -2x
39 = (7 * 7 + x * 7) + -2x
39 = (49 + 7x) + -2x

Combine like terms: 7x + -2x = 5x
39 = 49 + 5x

Solving
39 = 49 + 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 = 49 + 5x + -5x

Combine like terms: 5x + -5x = 0
39 + -5x = 49 + 0
39 + -5x = 49

Add '-39' to each side of the equation.
39 + -39 + -5x = 49 + -39

Combine like terms: 39 + -39 = 0
0 + -5x = 49 + -39
-5x = 49 + -39

Combine like terms: 49 + -39 = 10
-5x = 10

Divide each side by '-5'.
x = -2

Simplifying
x = -2

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