3u+13=61

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Solution for 3u+13=61 equation: 


Simplifying
3u + 13 = 61

Reorder the terms:
13 + 3u = 61

Solving
13 + 3u = 61

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 = 61 + -13

Combine like terms: 13 + -13 = 0
0 + 3u = 61 + -13
3u = 61 + -13

Combine like terms: 61 + -13 = 48
3u = 48

Divide each side by '3'.
u = 16

Simplifying
u = 16

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