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-19.45+1.4f=18.95+5.4f
We move all terms to the left:
-19.45+1.4f-(18.95+5.4f)=0
We add all the numbers together, and all the variables
1.4f-(5.4f+18.95)-19.45=0
We get rid of parentheses
1.4f-5.4f-18.95-19.45=0
We add all the numbers together, and all the variables
-4f-38.4=0
We move all terms containing f to the left, all other terms to the right
-4f=38.4
f=38.4/-4
f=-9+1/1.6666666666667
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