8=40-2f

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Solution for 8=40-2f equation:



8=40-2f
We move all terms to the left:
8-(40-2f)=0
We add all the numbers together, and all the variables
-(-2f+40)+8=0
We get rid of parentheses
2f-40+8=0
We add all the numbers together, and all the variables
2f-32=0
We move all terms containing f to the left, all other terms to the right
2f=32
f=32/2
f=16

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