F(x)=(4-7x)

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Solution for F(x)=(4-7x) equation: 



(F)=(4-7F)

We move all terms to the left:

(F)-((4-7F))=0

We add all the numbers together, and all the variables

F-((-7F+4))=0



We calculate terms in parentheses: -((-7F+4)), so:

(-7F+4)

We get rid of parentheses

-7F+4

Back to the equation:

-(-7F+4)



We get rid of parentheses

F+7F-4=0

We add all the numbers together, and all the variables

8F-4=0

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

8F=4

F=4/8

F=1/2

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