7u+u+4u=

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Solution for 7u+u+4u= equation: 


Simplifying
7u + u + 4u = 0

Combine like terms: 7u + u = 8u
8u + 4u = 0

Combine like terms: 8u + 4u = 12u
12u = 0

Solving
12u = 0

Solving for variable 'u'.

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

Divide each side by '12'.
u = 0

Simplifying
u = 0

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