Garnet has a container with 10 1/4 cups of flour in it. she can make one dozen muffins with 2 1/4 cups of flour. how many dozens of muffins can garnet make with the flour she has?

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36