Answer:
C. x = -12 and x = 2
Step-by-step explanation:
-x²-10x+24=0 Original equation
x²+10x-24=0 Divide everything by -1
(x+12)(x-2)=0 Factor it out
x=-12,2 Solve so that the inside of the parentheses equals 0
Answer: a= -3
Step-by-step explanation:
a+3=-2
a=-3
Answer:
Step-by-step explanation:
the slope of -9 is -9/1
-x intercepts: 5, -2
-1/2(x-5)(x+2) is wider than the first equation because the coefficient is smaller
Answer: 
Step-by-step explanation:
Move all terms to one side.

Use the Quadratic Formula.
, 