F(n)=-n-4

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Solution for F(n)=-n-4 equation:



(F)=-F-4
We move all terms to the left:
(F)-(-F-4)=0
We add all the numbers together, and all the variables
F-(-1F-4)=0
We get rid of parentheses
F+1F+4=0
We add all the numbers together, and all the variables
2F+4=0
We move all terms containing F to the left, all other terms to the right
2F=-4
F=-4/2
F=-2

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