18) Eduardo ran 5 miles more than Julio last week. Eduardo ran 23 miles. How many
miles did Julio run?

The area of a circle is equal to 1 dm². find the radius of the circle.

What is the angle measure, or angle of depression, between this bird and the bird watcher?

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite