F(8)=2.5(x-7.8)

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Solution for F(8)=2.5(x-7.8) equation: 



(8)=2.5(F-7.8)

We move all terms to the left:

(8)-(2.5(F-7.8))=0



We calculate terms in parentheses: -(2.5(F-7.8)), so:

2.5(F-7.8)

We multiply parentheses

2.5F-19.5

Back to the equation:

-(2.5F-19.5)



We get rid of parentheses

-2.5F+19.5+8=0

We add all the numbers together, and all the variables

-2.5F+27.5=0

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

-2.5F=-27.5

F=-27.5/-2.5

F=+11

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