Molly has a jar full of quarters she uses to do laundry at the laundromat near her apartment. She uses about the same number of
quarters every week. To figure out how long the quarters will last her, she writes the equation of a line below, where y represents the number of quarters in the jar after x months. 4x + y = 40 Identify each of the following from the equation:
A =
B =
C =
