Which gives 44+100 as a product of gcf and a sum?

This is so hard and it’s for a test

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

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