-56=7x-7(5x-12)

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Solution for -56=7x-7(5x-12) equation:


Simplifying
-56 = 7x + -7(5x + -12)

Reorder the terms:
-56 = 7x + -7(-12 + 5x)
-56 = 7x + (-12 * -7 + 5x * -7)
-56 = 7x + (84 + -35x)

Reorder the terms:
-56 = 84 + 7x + -35x

Combine like terms: 7x + -35x = -28x
-56 = 84 + -28x

Solving
-56 = 84 + -28x

Solving for variable 'x'.

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

Add '28x' to each side of the equation.
-56 + 28x = 84 + -28x + 28x

Combine like terms: -28x + 28x = 0
-56 + 28x = 84 + 0
-56 + 28x = 84

Add '56' to each side of the equation.
-56 + 56 + 28x = 84 + 56

Combine like terms: -56 + 56 = 0
0 + 28x = 84 + 56
28x = 84 + 56

Combine like terms: 84 + 56 = 140
28x = 140

Divide each side by '28'.
x = 5

Simplifying
x = 5

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