u+48+u-18+u=180

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Solution for u+48+u-18+u=180 equation:


Simplifying
u + 48 + u + -18 + u = 180

Reorder the terms:
48 + -18 + u + u + u = 180

Combine like terms: 48 + -18 = 30
30 + u + u + u = 180

Combine like terms: u + u = 2u
30 + 2u + u = 180

Combine like terms: 2u + u = 3u
30 + 3u = 180

Solving
30 + 3u = 180

Solving for variable 'u'.

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

Add '-30' to each side of the equation.
30 + -30 + 3u = 180 + -30

Combine like terms: 30 + -30 = 0
0 + 3u = 180 + -30
3u = 180 + -30

Combine like terms: 180 + -30 = 150
3u = 150

Divide each side by '3'.
u = 50

Simplifying
u = 50

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