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13x^2+25-3+15-3=x
We move all terms to the left:
13x^2+25-3+15-3-(x)=0
We add all the numbers together, and all the variables
13x^2-1x+34=0
a = 13; b = -1; c = +34;
Δ = b2-4ac
Δ = -12-4·13·34
Δ = -1767
Delta is less than zero, so there is no solution for the equation
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