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(F)=500(.4)^5
We move all terms to the left:
(F)-(500(.4)^5)=0
We add all the numbers together, and all the variables
F-(500(0.4)^5)=0
We add all the numbers together, and all the variables
F-5.12=0
We move all terms containing F to the left, all other terms to the right
F=5.12
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