80=4(2x-3)+20

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Solution for 80=4(2x-3)+20 equation:


Simplifying
80 = 4(2x + -3) + 20

Reorder the terms:
80 = 4(-3 + 2x) + 20
80 = (-3 * 4 + 2x * 4) + 20
80 = (-12 + 8x) + 20

Reorder the terms:
80 = -12 + 20 + 8x

Combine like terms: -12 + 20 = 8
80 = 8 + 8x

Solving
80 = 8 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
80 + -8x = 8 + 8x + -8x

Combine like terms: 8x + -8x = 0
80 + -8x = 8 + 0
80 + -8x = 8

Add '-80' to each side of the equation.
80 + -80 + -8x = 8 + -80

Combine like terms: 80 + -80 = 0
0 + -8x = 8 + -80
-8x = 8 + -80

Combine like terms: 8 + -80 = -72
-8x = -72

Divide each side by '-8'.
x = 9

Simplifying
x = 9

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