Mark has been watching 16 movies for the past x months. max has been trying to keep up with his pace but has only been able to watch half as many as mark has. between the two of them, they have watched a total of 144 movies. for how many months have they been watching 144 movies? a. 3 b. 4 c. 5 d. 6

Lian is deciding which of two gyms to join. each gym charges a monthly rate plus a one-time membership fee. lian correctly wrote and solved a system of linear equations by substitution to compare the costs of the memberships. in her work, she substituted an expression for one variable and solved for the other. this resulted in the equation 75 = 75. what can lian conclude? one gym charges $75 per month. each gym charges $75 per month both gyms charge the same monthly rate and the same membership fee. both gyms charge the same monthly rate, but not the same membership fee.