-4(-7x+7)=-(-20-4x)

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Solution for -4(-7x+7)=-(-20-4x) equation:


Simplifying
-4(-7x + 7) = -1(-20 + -4x)

Reorder the terms:
-4(7 + -7x) = -1(-20 + -4x)
(7 * -4 + -7x * -4) = -1(-20 + -4x)
(-28 + 28x) = -1(-20 + -4x)
-28 + 28x = (-20 * -1 + -4x * -1)
-28 + 28x = (20 + 4x)

Solving
-28 + 28x = 20 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-28 + 28x + -4x = 20 + 4x + -4x

Combine like terms: 28x + -4x = 24x
-28 + 24x = 20 + 4x + -4x

Combine like terms: 4x + -4x = 0
-28 + 24x = 20 + 0
-28 + 24x = 20

Add '28' to each side of the equation.
-28 + 28 + 24x = 20 + 28

Combine like terms: -28 + 28 = 0
0 + 24x = 20 + 28
24x = 20 + 28

Combine like terms: 20 + 28 = 48
24x = 48

Divide each side by '24'.
x = 2

Simplifying
x = 2

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