What property of equality is "If x=2, then xy=2y"

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

Which shaded region is the solution to the system of inequalities? y y[tex]\geq[/tex]-x+1

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