Afamily of 3 joins a gym. each person pays $25 to join plus $20 per month. the family decides to stop going after they have paid $675 all together. how could the equation be written? how many months did the family go to the gym?

Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno nina made two errors in the proof. identify and correct the errors.