What are the three ways to solve the system of equations. A) Graphing
B) Substitution
C) Elimination
D) Graphing, Substitution, and Elimination

Michael gose to a theme park and rides two different roller coasters that both begin on a raised platform his height while on the first roller coaster measured in feet from the platform height can be modeled by the following graph where t is the number of seconds since the ride began