392=4(x+20)+4x

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Solution for 392=4(x+20)+4x equation:


Simplifying
392 = 4(x + 20) + 4x

Reorder the terms:
392 = 4(20 + x) + 4x
392 = (20 * 4 + x * 4) + 4x
392 = (80 + 4x) + 4x

Combine like terms: 4x + 4x = 8x
392 = 80 + 8x

Solving
392 = 80 + 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.
392 + -8x = 80 + 8x + -8x

Combine like terms: 8x + -8x = 0
392 + -8x = 80 + 0
392 + -8x = 80

Add '-392' to each side of the equation.
392 + -392 + -8x = 80 + -392

Combine like terms: 392 + -392 = 0
0 + -8x = 80 + -392
-8x = 80 + -392

Combine like terms: 80 + -392 = -312
-8x = -312

Divide each side by '-8'.
x = 39

Simplifying
x = 39

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