Someone answer please:)
I think its saying to find out what a means

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Alonso walked with his friend andy one day, and wanted to compare their speeds. alonso walked 3 miles in one hour, and andy walked 2 miles in 2 hours. complete the table to graph the relationship for each person.

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14