u-u+2u-u=17

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Solution for u-u+2u-u=17 equation: 


Simplifying
u + -1u + 2u + -1u = 17

Combine like terms: u + -1u = 0
0 + 2u + -1u = 17
2u + -1u = 17

Combine like terms: 2u + -1u = 1u
1u = 17

Solving
1u = 17

Solving for variable 'u'.

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

Divide each side by '1'.
u = 17

Simplifying
u = 17

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