14u+(-u)-18u=15

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Solution for 14u+(-u)-18u=15 equation: 


Simplifying
14u + (-1u) + -18u = 15

Combine like terms: 14u + (-1u) = 13u
13u + -18u = 15

Combine like terms: 13u + -18u = -5u
-5u = 15

Solving
-5u = 15

Solving for variable 'u'.

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

Divide each side by '-5'.
u = -3

Simplifying
u = -3

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