4x+(x+55)=120

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Solution for 4x+(x+55)=120 equation:


Simplifying
4x + (x + 55) = 120

Reorder the terms:
4x + (55 + x) = 120

Remove parenthesis around (55 + x)
4x + 55 + x = 120

Reorder the terms:
55 + 4x + x = 120

Combine like terms: 4x + x = 5x
55 + 5x = 120

Solving
55 + 5x = 120

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + 5x = 120 + -55

Combine like terms: 55 + -55 = 0
0 + 5x = 120 + -55
5x = 120 + -55

Combine like terms: 120 + -55 = 65
5x = 65

Divide each side by '5'.
x = 13

Simplifying
x = 13

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