4x-2(10x-4)=-40

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Solution for 4x-2(10x-4)=-40 equation:


Simplifying
4x + -2(10x + -4) = -40

Reorder the terms:
4x + -2(-4 + 10x) = -40
4x + (-4 * -2 + 10x * -2) = -40
4x + (8 + -20x) = -40

Reorder the terms:
8 + 4x + -20x = -40

Combine like terms: 4x + -20x = -16x
8 + -16x = -40

Solving
8 + -16x = -40

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -16x = -40 + -8

Combine like terms: 8 + -8 = 0
0 + -16x = -40 + -8
-16x = -40 + -8

Combine like terms: -40 + -8 = -48
-16x = -48

Divide each side by '-16'.
x = 3

Simplifying
x = 3

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