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(G)=4G^2-7G+5
We move all terms to the left:
(G)-(4G^2-7G+5)=0
We get rid of parentheses
-4G^2+G+7G-5=0
We add all the numbers together, and all the variables
-4G^2+8G-5=0
a = -4; b = 8; c = -5;
Δ = b2-4ac
Δ = 82-4·(-4)·(-5)
Δ = -16
Delta is less than zero, so there is no solution for the equation
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