Math

Factor and solve: x^2 - 3x - 4 = 0

Asked by AnneS2 on 06 Sep 04:40

Last updated by anonymous on 07 Sep 23:30

1 Answers

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Answered by CherieS on 07 Sep 23:30

x^2 - 3x - 4 = 0

(x )(x ) ( -4)( +1)=0

(x-4) (x+1) = 0

Solve:

(x-4) =0

x-4+4 =0+4

x=4

Solve:

(x+1) = 0

x+1-1 = 0-1

x=-1