F(-4)=-2x-8

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Solution for F(-4)=-2x-8 equation:



(-4)=-2F-8
We move all terms to the left:
(-4)-(-2F-8)=0
We add all the numbers together, and all the variables
-(-2F-8)-4=0
We get rid of parentheses
2F+8-4=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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