Question 89520
I am asked to find the equilibrium for demand and supply equations 
d=-5p+40
S=-p^2+30p-8
so far I have 
-p^2+30p-8=-5p+40
0=p^2-35p+48
so,
p = [35+- sqrt((-35)^2-4(48)]/2
p = [35+-sqrt(1033)]/2
p = $33.57 o $1.43
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Cheers,
Stan H.






4 options 
a.)$1.43
b.)$1.57
c.)1.71
d.)$1.29
how do I simplify this? please help