Answer:
-5<x<10
Step-by-step explanation:
1) -6< x-1<9
you take -1 out for both sides and it changes the sign
-6 +1< x< 9+1
-5<x<10
Good luck!
Answer: a =3c-15b
b = c/5-a/15
Step-by-step explanation:
Answer:
This type of essay answer is pretty short.
You play out the equation and say what each part of the equation means. The vertex in this case, because it's a downward facing parabola, is the highest point on the graph. Now since they're kicking a ball, the vertex will be the highest point that the ball will go up to.
Hopefully this helps some. For full points you'll probably have to add a bit of padding and further explanation.
Step-by-step explanation: