Math

Factor and solve: -1x^2 - 10x - 16 = 0

Asked by AnneS2 on 01 Aug 12:59

Last updated by anonymous on 03 Aug 14:50

1 Answers

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Answered by CherieS on 03 Aug 14:50

-1x^2 - 10x - 16 = 0

-1(x^2+10x+16)=0

-1(x )(x ) ( +2)( +8)=0

-1(x+2) (x+8) = 0

Solve:

-1(x+2) =0

-1(x) (-1)(+2) =0

-1x-2=0

-1x-2+2=0+2

-1x=2

-1x/-1=2/-1

x=-2

Solve:

-1(x+8) = 0

-1(x) (-1)(+8) = 0

-1x-8=0

-1x-8+8=0+8

-1x=8

-1x/-1=8/-1

x=-8