David Herbert earns $2,475 a month as a security guard for Baldwin Enterprises. His group medical insurance costs $6,600
a year. The company pays 80% of the cost of group insurance.
a. Find the percent paid by David.
b. How much is deducted each month from his paycheck for
medical insurance?

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