3u-9=6(u+1)

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Solution for 3u-9=6(u+1) equation:



3u-9=6(u+1)
We move all terms to the left:
3u-9-(6(u+1))=0
We calculate terms in parentheses: -(6(u+1)), so:
6(u+1)
We multiply parentheses
6u+6
Back to the equation:
-(6u+6)
We get rid of parentheses
3u-6u-6-9=0
We add all the numbers together, and all the variables
-3u-15=0
We move all terms containing u to the left, all other terms to the right
-3u=15
u=15/-3
u=-5

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