Write an example of an equation for an exponential growth function

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.

Amap of british columbia has a scale of 1: 1 723 000. the distance on the map between prince george and cache creek is 8 11/16 in. what is this distance to the nearest mile

(pls ) for which data set would the mean absolute deviation (mad) be a good indicator of variation of the data?