For brainlist Johnny and Maddox joined different gyms. The cost of joining the gym was $30 and then he must pay $15 per month. Johnny joined Gym A and his membership can be modeled by the following equation where x represents the number of months in which he has been a member and f(x) equals the total cost of he has paid for his membership. f (x) = 15x + 30 - Maddox joined Gym B and his membership is modeled in the following table. Part A: Determine who paid a higher joining fee for the gym membership. Explain. Part B: Which person pays a higher monthly rate? Explain how you know.

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle. what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle. what is the measure of angle a? enter your answer in the box. m∠a= 3.)quadrilateral abcd is inscribed in this circle. what is the measure of angle b? enter your answer in the box. m∠b= °4.)quadrilateral abcd is inscribed in this circle. what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle. what is the measure of angle c? enter your answer in the box.°