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X2+10X+25=-5
We move all terms to the left:
X2+10X+25-(-5)=0
We add all the numbers together, and all the variables
X^2+10X+30=0
a = 1; b = 10; c = +30;
Δ = b2-4ac
Δ = 102-4·1·30
Δ = -20
Delta is less than zero, so there is no solution for the equation
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