(3x+8)+5x=120

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Solution for (3x+8)+5x=120 equation:


Simplifying
(3x + 8) + 5x = 120

Reorder the terms:
(8 + 3x) + 5x = 120

Remove parenthesis around (8 + 3x)
8 + 3x + 5x = 120

Combine like terms: 3x + 5x = 8x
8 + 8x = 120

Solving
8 + 8x = 120

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 8x = 120 + -8

Combine like terms: 8 + -8 = 0
0 + 8x = 120 + -8
8x = 120 + -8

Combine like terms: 120 + -8 = 112
8x = 112

Divide each side by '8'.
x = 14

Simplifying
x = 14

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