4(20-2x)-12=-40x+50

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Solution for 4(20-2x)-12=-40x+50 equation:


Simplifying
4(20 + -2x) + -12 = -40x + 50
(20 * 4 + -2x * 4) + -12 = -40x + 50
(80 + -8x) + -12 = -40x + 50

Reorder the terms:
80 + -12 + -8x = -40x + 50

Combine like terms: 80 + -12 = 68
68 + -8x = -40x + 50

Reorder the terms:
68 + -8x = 50 + -40x

Solving
68 + -8x = 50 + -40x

Solving for variable 'x'.

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

Add '40x' to each side of the equation.
68 + -8x + 40x = 50 + -40x + 40x

Combine like terms: -8x + 40x = 32x
68 + 32x = 50 + -40x + 40x

Combine like terms: -40x + 40x = 0
68 + 32x = 50 + 0
68 + 32x = 50

Add '-68' to each side of the equation.
68 + -68 + 32x = 50 + -68

Combine like terms: 68 + -68 = 0
0 + 32x = 50 + -68
32x = 50 + -68

Combine like terms: 50 + -68 = -18
32x = -18

Divide each side by '32'.
x = -0.5625

Simplifying
x = -0.5625

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