x=9x^2-15x+25

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Solution for x=9x^2-15x+25 equation: 



x=9x^2-15x+25

We move all terms to the left:

x-(9x^2-15x+25)=0

We get rid of parentheses

-9x^2+x+15x-25=0

We add all the numbers together, and all the variables

-9x^2+16x-25=0

a = -9; b = 16; c = -25;
Δ = b2-4ac
Δ = 162-4·(-9)·(-25)
Δ = -644
Delta is less than zero, so there is no solution for the equation

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