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2x*5x=9x-8
We move all terms to the left:
2x*5x-(9x-8)=0
Wy multiply elements
10x^2-(9x-8)=0
We get rid of parentheses
10x^2-9x+8=0
a = 10; b = -9; c = +8;
Δ = b2-4ac
Δ = -92-4·10·8
Δ = -239
Delta is less than zero, so there is no solution for the equation
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