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x^2+25=6x-18
We move all terms to the left:
x^2+25-(6x-18)=0
We get rid of parentheses
x^2-6x+18+25=0
We add all the numbers together, and all the variables
x^2-6x+43=0
a = 1; b = -6; c = +43;
Δ = b2-4ac
Δ = -62-4·1·43
Δ = -136
Delta is less than zero, so there is no solution for the equation
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