You need to post an actual question on her to be answered
Answer:
a) 15
Step-by-step explanation:
x+8
substitute x value in
7+8
=15
Answer:
11403.98133
Step-by-step explanation:
V = πr^2h = π·11^2·30 ≈ 11403.98133
Answer:
The answer is D.
Step-by-step explanation:
She forgot to find the square root of 7225.
You take what Mark ran, 46 miles, and you see that Mark ran 31 more miles than Jack, so the equation would be 46-31, which would be 15 miles. So, Jack ran 15 miles.