3u-13=47

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Solution for 3u-13=47 equation: 


Simplifying
3u + -13 = 47

Reorder the terms:
-13 + 3u = 47

Solving
-13 + 3u = 47

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 = 47 + 13

Combine like terms: -13 + 13 = 0
0 + 3u = 47 + 13
3u = 47 + 13

Combine like terms: 47 + 13 = 60
3u = 60

Divide each side by '3'.
u = 20

Simplifying
u = 20

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