The function f(x)=30x+150 represents the total cost of a gym membership at Jon’s Gym for x months plus a signup fee. Bella’s Gym has no signup fee and charges $45 dollars per month. Which statement is true? Select one:

Bella's Gym represents a proportional relationship and Jon's does not

Jon's Gym represents a proportional relationship and Bella's does not

Neither Bella or Jon's gym represents a proportional relationship

Both Bella and Jon's gym represent a proportional relationship

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

Whats the name of the vertical axis

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.