Answer:
5 months will be the same cost at each gym.
Step-by-step explanation:
As
- Exercise Plus charges a yearly fee of $75 plus $10 a month.
- Gym and Swim charges a yearly fee of $50 plus $15 a month.
Let
by the number of months





Therefore, 5 months will be the same cost at each gym.
It's 0 because 10+10 = 20 then subtract 20 and you get zero.
Yes it is possible because the acute angle is less then 90 degrees meaning its inside the angle