Answer:
-7
Step-by-step explanation:
-1-6 is like 1+6 but with a negative sign before it.
C I’m pretty sure it’s that if not shame me
Answer: 9 years
Step-by-step explanation:
Let the present age of Ashley be x.
Then the present age of Alfonso =x+8
Five years ago,
Ashley's age = x-5
Alfonso's age = x+8-5 = x+3
According to the question,

Hence, the present age of Ashley =9 years
Answer: (0,-7)
Steps: To find y-intercept, substitute x=0
f(0)= -7-3×0+g×0^3 +0^2
Multiply & Evaluate powers
f(0)=-7-0+6×0+0
Remove zeros. Multiply.
f(0) -7+6×0 → f(0) -7+0
Remove the zero
f(0)=-7
Hope this helps ʕ•ᴥ•ʔ