-3(u+3)=-5u-15

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Solution for -3(u+3)=-5u-15 equation: 



-3(u+3)=-5u-15

We move all terms to the left:

-3(u+3)-(-5u-15)=0

We multiply parentheses

-3u-(-5u-15)-9=0

We get rid of parentheses

-3u+5u+15-9=0

We add all the numbers together, and all the variables

2u+6=0

We move all terms containing u to the left, all other terms to the right

2u=-6

u=-6/2

u=-3

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