The vertices of a triangle are P(2,-1), Q(-3,-2), and R(-3,-7). Name the vertices P'Q'R' if P'Q'R' = Ry=x (PQR).

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

What are “like terms”? why can we only add like terms?

Benjamin believes that ¼ % is equivalent to 25%. is he correct? why or why not?