Answer:
3x-7y
Step-by-step explanation:
9x^2 - 49y^2
find the square root of a values
=3x-7y
Are you trying to find the maximum height? The time it will be to reach the maximum height? I'm pretty confused at what you need help with right now
Hello!
First, let's write an equation for the problem.

Now, all you have to do is solve it.

=
16Each side is 16 meters. I hope this helps!
Answer:
Combine like terms. The like terms in this equation are the h’s and the real numbers. Add or subtract both of the same terms and that is the simplified answer.
10h-5h+6+3
5h+9
:)