Y=80-3(y-15)

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Solution for Y=80-3(y-15) equation: 



=80-3(Y-15)

We move all terms to the left:

-(80-3(Y-15))=0



We calculate terms in parentheses: -(80-3(Y-15)), so:

80-3(Y-15)

determiningTheFunctionDomain
-3(Y-15)+80

We multiply parentheses

-3Y+45+80

We add all the numbers together, and all the variables

-3Y+125

Back to the equation:

-(-3Y+125)



We get rid of parentheses

3Y-125=0

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

3Y=125

Y=125/3

Y=41+2/3

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