2(2x-4)-4(-5+8x)=40

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Solution for 2(2x-4)-4(-5+8x)=40 equation:


Simplifying
2(2x + -4) + -4(-5 + 8x) = 40

Reorder the terms:
2(-4 + 2x) + -4(-5 + 8x) = 40
(-4 * 2 + 2x * 2) + -4(-5 + 8x) = 40
(-8 + 4x) + -4(-5 + 8x) = 40
-8 + 4x + (-5 * -4 + 8x * -4) = 40
-8 + 4x + (20 + -32x) = 40

Reorder the terms:
-8 + 20 + 4x + -32x = 40

Combine like terms: -8 + 20 = 12
12 + 4x + -32x = 40

Combine like terms: 4x + -32x = -28x
12 + -28x = 40

Solving
12 + -28x = 40

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -28x = 40 + -12

Combine like terms: 12 + -12 = 0
0 + -28x = 40 + -12
-28x = 40 + -12

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

Divide each side by '-28'.
x = -1

Simplifying
x = -1

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