-20u+15u=15

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Solution for -20u+15u=15 equation: 


Simplifying
-20u + 15u = 15

Combine like terms: -20u + 15u = -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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