20-5x=2(x-4)

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Solution for 20-5x=2(x-4) equation:


Simplifying
20 + -5x = 2(x + -4)

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

Solving
20 + -5x = -8 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
20 + -5x + -2x = -8 + 2x + -2x

Combine like terms: -5x + -2x = -7x
20 + -7x = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
20 + -7x = -8 + 0
20 + -7x = -8

Add '-20' to each side of the equation.
20 + -20 + -7x = -8 + -20

Combine like terms: 20 + -20 = 0
0 + -7x = -8 + -20
-7x = -8 + -20

Combine like terms: -8 + -20 = -28
-7x = -28

Divide each side by '-7'.
x = 4

Simplifying
x = 4

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