F(x)=0.2(x+3)-9

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Solution for F(x)=0.2(x+3)-9 equation:



(F)=0.2(F+3)-9
We move all terms to the left:
(F)-(0.2(F+3)-9)=0
We calculate terms in parentheses: -(0.2(F+3)-9), so:
0.2(F+3)-9
We multiply parentheses
0.2F+0.6-9
We add all the numbers together, and all the variables
0.2F-8.4
Back to the equation:
-(0.2F-8.4)
We get rid of parentheses
F-0.2F+8.4=0
We add all the numbers together, and all the variables
0.8F+8.4=0
We move all terms containing F to the left, all other terms to the right
0.8F=-8.4
F=-8.4/0.8
F=-10+0.4/0.8

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