13+u*3=55

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Solution for 13+u*3=55 equation: 


Simplifying
13 + u * 3 = 55

Reorder the terms for easier multiplication:
13 + 3u = 55

Solving
13 + 3u = 55

Solving for variable 'u'.

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

Add '-13' to each side of the equation.
13 + -13 + 3u = 55 + -13

Combine like terms: 13 + -13 = 0
0 + 3u = 55 + -13
3u = 55 + -13

Combine like terms: 55 + -13 = 42
3u = 42

Divide each side by '3'.
u = 14

Simplifying
u = 14

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