3u-6=-9(u+2)

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Solution for 3u-6=-9(u+2) equation:



3u-6=-9(u+2)
We move all terms to the left:
3u-6-(-9(u+2))=0
We calculate terms in parentheses: -(-9(u+2)), so:
-9(u+2)
We multiply parentheses
-9u-18
Back to the equation:
-(-9u-18)
We get rid of parentheses
3u+9u+18-6=0
We add all the numbers together, and all the variables
12u+12=0
We move all terms containing u to the left, all other terms to the right
12u=-12
u=-12/12
u=-1

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