4(x+4)=12x-20

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


Simplifying
4(x + 4) = 12x + -20

Reorder the terms:
4(4 + x) = 12x + -20
(4 * 4 + x * 4) = 12x + -20
(16 + 4x) = 12x + -20

Reorder the terms:
16 + 4x = -20 + 12x

Solving
16 + 4x = -20 + 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.
16 + 4x + -12x = -20 + 12x + -12x

Combine like terms: 4x + -12x = -8x
16 + -8x = -20 + 12x + -12x

Combine like terms: 12x + -12x = 0
16 + -8x = -20 + 0
16 + -8x = -20

Add '-16' to each side of the equation.
16 + -16 + -8x = -20 + -16

Combine like terms: 16 + -16 = 0
0 + -8x = -20 + -16
-8x = -20 + -16

Combine like terms: -20 + -16 = -36
-8x = -36

Divide each side by '-8'.
x = 4.5

Simplifying
x = 4.5

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