Math
Factor and solve: -1x^2 - 4x + 32 = 0
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Asked by
AnneS2
Last updated by
anonymous
-1x^2 - 4x + 32 = 0
-1 (x^2 + 4x - 32) = 0
-1(x )(x ) ( -4)( +8)=0
-1(x-4) (x+8) = 0
Solve:
-1(x-4)=0
-1(x) (-1)(-4)=0
-1x+4=0
-1x+4-4=0-4
-1x=-4
-1x/-1=-4/-1
x=4
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