cjjohnsonSW cjjohnsonSW 14-04-2020 Mathematics contestada Solve the system of linear equations by graphing. Round the solution to the nearest tenth as needed. y + 2.3 = 0.45x –2y = 4.2x – 7.8 (2.4, –1.2) (–1, 2.5) no solution infinitely many solutions