-9u+7=-4(u-3)

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Solution for -9u+7=-4(u-3) equation: 



-9u+7=-4(u-3)

We move all terms to the left:

-9u+7-(-4(u-3))=0



We calculate terms in parentheses: -(-4(u-3)), so:

-4(u-3)

We multiply parentheses

-4u+12

Back to the equation:

-(-4u+12)



We get rid of parentheses

-9u+4u-12+7=0

We add all the numbers together, and all the variables

-5u-5=0

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

-5u=5

u=5/-5

u=-1

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