What must be true of two rational expressions before they can be added? they must have common numerators. they must be of the same degree. they must have the same variables. the must have common denominators.

Which statement holds true for absolute value functions? •the absolute value determines the direction in which theb.the coefficient determines the line along which the graph,the distance between the left and the right arm is based od.the vertex coordinates and the absolute value determine 111

Frank has $66.50 in his account on sunday. over the next week, he makes the following changes to his balance via deposits and purchases: day debit ($) credit ($) monday 60.33 80.75 tuesday 54.45 wednesday 49.20 15.00 thursday 35.40 friday 16.85 75.00 saturday 80.56 on what day does frank first get charged an overdraft fee? a. wednesday b. thursday c. friday d. saturday select the best answer from the choices provided a b c d

Issof claims that the scale factor is 1/2. which statement about his claim is correct