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3v^2=3v-4-v^2
We move all terms to the left:
3v^2-(3v-4-v^2)=0
We get rid of parentheses
3v^2+v^2-3v+4=0
We add all the numbers together, and all the variables
4v^2-3v+4=0
a = 4; b = -3; c = +4;
Δ = b2-4ac
Δ = -32-4·4·4
Δ = -55
Delta is less than zero, so there is no solution for the equation
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