4x+20=12x+84

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Solution for 4x+20=12x+84 equation:


Simplifying
4x + 20 = 12x + 84

Reorder the terms:
20 + 4x = 12x + 84

Reorder the terms:
20 + 4x = 84 + 12x

Solving
20 + 4x = 84 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
20 + 4x + -12x = 84 + 12x + -12x

Combine like terms: 4x + -12x = -8x
20 + -8x = 84 + 12x + -12x

Combine like terms: 12x + -12x = 0
20 + -8x = 84 + 0
20 + -8x = 84

Add '-20' to each side of the equation.
20 + -20 + -8x = 84 + -20

Combine like terms: 20 + -20 = 0
0 + -8x = 84 + -20
-8x = 84 + -20

Combine like terms: 84 + -20 = 64
-8x = 64

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

Simplifying
x = -8

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