-7(4-2x)=-40+8x

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Solution for -7(4-2x)=-40+8x equation:


Simplifying
-7(4 + -2x) = -40 + 8x
(4 * -7 + -2x * -7) = -40 + 8x
(-28 + 14x) = -40 + 8x

Solving
-28 + 14x = -40 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-28 + 14x + -8x = -40 + 8x + -8x

Combine like terms: 14x + -8x = 6x
-28 + 6x = -40 + 8x + -8x

Combine like terms: 8x + -8x = 0
-28 + 6x = -40 + 0
-28 + 6x = -40

Add '28' to each side of the equation.
-28 + 28 + 6x = -40 + 28

Combine like terms: -28 + 28 = 0
0 + 6x = -40 + 28
6x = -40 + 28

Combine like terms: -40 + 28 = -12
6x = -12

Divide each side by '6'.
x = -2

Simplifying
x = -2

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