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

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


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

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

Reorder the terms:
40 = 4 + -2x + 8x

Combine like terms: -2x + 8x = 6x
40 = 4 + 6x

Solving
40 = 4 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
40 + -6x = 4 + 6x + -6x

Combine like terms: 6x + -6x = 0
40 + -6x = 4 + 0
40 + -6x = 4

Add '-40' to each side of the equation.
40 + -40 + -6x = 4 + -40

Combine like terms: 40 + -40 = 0
0 + -6x = 4 + -40
-6x = 4 + -40

Combine like terms: 4 + -40 = -36
-6x = -36

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

Simplifying
x = 6

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