2/5f-3=-1

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Solution for 2/5f-3=-1 equation: 



2/5f-3=-1

We move all terms to the left:

2/5f-3-(-1)=0



Domain of the equation: 5f!=0

f!=0/5

f!=0

f∈R



We add all the numbers together, and all the variables

2/5f-2=0

We multiply all the terms by the denominator


-2*5f+2=0

Wy multiply elements

-10f+2=0

We move all terms containing f to the left, all other terms to the right

-10f=-2

f=-2/-10

f=1/5

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