Answer
The arch is 480 feet high
Explanation:
The graph of the given function

is given below
The arch is 480 feet high
Answer:
21x + 35y
Step-by-step explanation:
you need to use the distributive property
7 times 3x = 21x
7 times 5y = 35y
Answer:
i forgot but i did this earler
Step-by-step explanation:
I hope your having a good day. i don’t know the answer but i hope you find it soon