(f+.15f)+(.06(f+.15f))=30

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Solution for (f+.15f)+(.06(f+.15f))=30 equation:



(f+.15f)+(.06(f+.15f))=30
We move all terms to the left:
(f+.15f)+(.06(f+.15f))-(30)=0
We add all the numbers together, and all the variables
(+1.15f)+(.06(+1.15f))-30=0
We get rid of parentheses
1.15f+(.06(+1.15f))-30=0
We calculate terms in parentheses: +(.06(+1.15f)), so:
.06(+1.15f)
We multiply parentheses
0.06f
Back to the equation:
+(0.06f)
We add all the numbers together, and all the variables
1.15f+(+0.06f)-30=0
We get rid of parentheses
1.15f+0.06f-30=0
We add all the numbers together, and all the variables
1.21f-30=0
We move all terms containing f to the left, all other terms to the right
1.21f=30
f=30/1.21
f=24+0.96/1.21

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