4=-8+5(u-4)

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Solution for 4=-8+5(u-4) equation: 



4=-8+5(u-4)

We move all terms to the left:

4-(-8+5(u-4))=0



We calculate terms in parentheses: -(-8+5(u-4)), so:

-8+5(u-4)

determiningTheFunctionDomain
5(u-4)-8

We multiply parentheses

5u-20-8

We add all the numbers together, and all the variables

5u-28

Back to the equation:

-(5u-28)



We get rid of parentheses

-5u+28+4=0

We add all the numbers together, and all the variables

-5u+32=0

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

-5u=-32

u=-32/-5

u=6+2/5

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