u+27=4u

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Solution for u+27=4u equation:



u+27=4u
We move all terms to the left:
u+27-(4u)=0
We add all the numbers together, and all the variables
-3u+27=0
We move all terms containing u to the left, all other terms to the right
-3u=-27
u=-27/-3
u=+9

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