F(-5)=1/2x+4

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Solution for F(-5)=1/2x+4 equation: 



(-5)=1/2F+4

We move all terms to the left:

(-5)-(1/2F+4)=0



Domain of the equation: 2F+4)!=0

F∈R



We add all the numbers together, and all the variables

-(1/2F+4)-5=0

We get rid of parentheses

-1/2F-4-5=0

We multiply all the terms by the denominator


-4*2F-5*2F-1=0

Wy multiply elements

-8F-10F-1=0

We add all the numbers together, and all the variables

-18F-1=0

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

-18F=1

F=1/-18

F=-1/18

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