Answer:
The vertex is (-4, -52), and it represents the minimum for the function.
Step-by-step explanation:
15x-6+x-3=39
16x-9=39
16x=39+9
16x=48
x=48/16
x=3
In general point-point form, the equation for the line through (a,b) and (c,d) is

Here we have (a,b)=(-1,7) and (c,d)=(-2,3)



Answer: Choice D
Answer:
2) 49
3) 8
4) 85
Hope you still need them and that they are correct!