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x=19x^2+13
We move all terms to the left:
x-(19x^2+13)=0
We get rid of parentheses
-19x^2+x-13=0
a = -19; b = 1; c = -13;
Δ = b2-4ac
Δ = 12-4·(-19)·(-13)
Δ = -987
Delta is less than zero, so there is no solution for the equation
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