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17-02-2016
Mathematics

contestada

What two numbers add to 34 and multiply to -240

Respuesta :

17-02-2016

x+y=34
(x)(y)=-240
x=34-y
(34-y)(y)=-240
34y-y^2=-240
y^2-34y-240=0
(y-40)(y+6)=0
So the possible solutions of x and y is 40 and -6.

Answer: 40, -6

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