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x=30+x2
We move all terms to the left:
x-(30+x2)=0
We add all the numbers together, and all the variables
-(+x^2+30)+x=0
We get rid of parentheses
-x^2+x-30=0
We add all the numbers together, and all the variables
-1x^2+x-30=0
a = -1; b = 1; c = -30;
Δ = b2-4ac
Δ = 12-4·(-1)·(-30)
Δ = -119
Delta is less than zero, so there is no solution for the equation
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