5u+15=-5(u+9)

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Solution for 5u+15=-5(u+9) equation: 



5u+15=-5(u+9)

We move all terms to the left:

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



We calculate terms in parentheses: -(-5(u+9)), so:

-5(u+9)

We multiply parentheses

-5u-45

Back to the equation:

-(-5u-45)



We get rid of parentheses

5u+5u+45+15=0

We add all the numbers together, and all the variables

10u+60=0

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

10u=-60

u=-60/10

u=-6

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