2x-25=x2-16

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Solution for 2x-25=x2-16 equation: 



2x-25=x2-16

We move all terms to the left:

2x-25-(x2-16)=0

We add all the numbers together, and all the variables

-(+x^2-16)+2x-25=0

We get rid of parentheses

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

We add all the numbers together, and all the variables

-1x^2+2x-9=0

a = -1; b = 2; c = -9;
Δ = b2-4ac
Δ = 22-4·(-1)·(-9)
Δ = -32
Delta is less than zero, so there is no solution for the equation

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