XSolve - Advanced Equation Solver is a free educational mobile app By Emanuel Jarnea.It helps students in grades 8,9 practice the following standards 8.EE.B.5.
1. 8.EE.B.5 : Graph proportional relationships, interpreting the unit rate as the slope of the graph. Compare two different proportional relationships represented in different ways. For example, compare a distance-time graph to a distance-time equation to determine which of two moving objects has greater speed..
Software Version: 2.1
Release Date: 2011-10-26T07:06:36Z