2x2 + 10 = 9x
2x2 - 9x + 10 = 0
(x - 2)(2x - 5) = 0
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It is a quadratic equation that has 2 solutions
2x2 + 3x - 20 = (x + 4)(2x - 5).
The roots of the equation are [5 +/- sqrt(11)]/2 = 4.158 and 0.842
There are no powers e.g 2x2 would be due to the 2
6.50 to the nearest hundredth (4.685 & 1.815)