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3/20q^2-3+17=12.1
We move all terms to the left:
3/20q^2-3+17-(12.1)=0
Domain of the equation: 20q^2!=0We add all the numbers together, and all the variables
q^2!=0/20
q^2!=√0
q!=0
q∈R
3/20q^2+1.9=0
We multiply all the terms by the denominator
(1.9)*20q^2+3=0
We move all terms containing q to the left, all other terms to the right
(1.9)*20q^2=-3
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