Michelle is playing a board game. At the end of the first round, she has −2.3 points. During the second round, she gains 4.5 points. During the third round, she loses 6.7 points. What is Michelle’s point value after the third round? Show your work. PLease help asap

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d