3u-17=40

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Solution for 3u-17=40 equation: 


Simplifying
3u + -17 = 40

Reorder the terms:
-17 + 3u = 40

Solving
-17 + 3u = 40

Solving for variable 'u'.

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

Add '17' to each side of the equation.
-17 + 17 + 3u = 40 + 17

Combine like terms: -17 + 17 = 0
0 + 3u = 40 + 17
3u = 40 + 17

Combine like terms: 40 + 17 = 57
3u = 57

Divide each side by '3'.
u = 19

Simplifying
u = 19

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