F(x)=1.5+3(x-3)+5.5(x+9)

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Solution for F(x)=1.5+3(x-3)+5.5(x+9) equation: 



(F)=1.5+3(F-3)+5.5(F+9)

We move all terms to the left:

(F)-(1.5+3(F-3)+5.5(F+9))=0



We calculate terms in parentheses: -(1.5+3(F-3)+5.5(F+9)), so:

1.5+3(F-3)+5.5(F+9)

determiningTheFunctionDomain
3(F-3)+5.5(F+9)+1.5

We multiply parentheses

3F+5.5F-9+49.5+1.5

We add all the numbers together, and all the variables

8.5F+42

Back to the equation:

-(8.5F+42)



We get rid of parentheses

F-8.5F-42=0

We add all the numbers together, and all the variables

-7.5F-42=0

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

-7.5F=42

F=42/-7.5

F=-5+3/5

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