-1x^2 - 11x - 24 = 0
-1( x^2 + 11x + 24) = 0
-1 (x )(x ) ( +3)( +8)=0
-(x+3) (x+8) = 0
Solve:
-1(x+3)=0
-1(x) (-1)(+3)=0
-x-3=0
-x-3+3=0+3
-1x=3
-1x/-1=3/-1
x=-3
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