Question

After how many months will membership to both gyms cost the same amount

Answer 1

After two months, for the second month they'll both be $110

Explanation:

If its $50 for a starting fee, and $30 per month, And the other has a starting fee of $10 but is $50 per month you have to find where they meet. Which would be $110, since the starting fee of $50 and $60 ($30 x2 months) equals $110. And the starting fee of the other one is $10 and $100 ($50 x2 months) also equals $110

Answer 2

The membership to both gyms will cost the same amount after 2 months.