Math

1x2 + 1x - 20 = 0

Asked by AnneS2 on 17 Mar 07:32

Last updated by anonymous on 18 Mar 11:10

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Answered by CherieS on 18 Mar 11:10

1 x^2+1 x-20 = 0

x^2+x = 20 (x-4) (x+5) = 0 (x+1/2)^2-81/4 = 0

x=-5

x=4