0=y^2-15y+64

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Solution for 0=y^2-15y+64 equation: 



0=y^2-15y+64

We move all terms to the left:

0-(y^2-15y+64)=0

We add all the numbers together, and all the variables

-(y^2-15y+64)=0

We get rid of parentheses

-y^2+15y-64=0

We add all the numbers together, and all the variables

-1y^2+15y-64=0

a = -1; b = 15; c = -64;
Δ = b2-4ac
Δ = 152-4·(-1)·(-64)
Δ = -31
Delta is less than zero, so there is no solution for the equation

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