08-03-2016
Mathematics

contestada

what multiplies to -42 and adds to 1

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BrainlyA BrainlyA

08-03-2016

7 and -6

is the answer

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08-03-2016

(x)(y)=-42
x+y=1

y-y^2=-42
y^2+y-42=0
(y+7)(y-6)=0
y=-7 or 6

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