4u+40=7(u+7)

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Solution for 4u+40=7(u+7) equation:



4u+40=7(u+7)
We move all terms to the left:
4u+40-(7(u+7))=0
We calculate terms in parentheses: -(7(u+7)), so:
7(u+7)
We multiply parentheses
7u+49
Back to the equation:
-(7u+49)
We get rid of parentheses
4u-7u-49+40=0
We add all the numbers together, and all the variables
-3u-9=0
We move all terms containing u to the left, all other terms to the right
-3u=9
u=9/-3
u=-3

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