The length of a rectangle is 2 in. more than twice its width. if the perimeter of the rectangle is 28 in., find the dimensions of the rectangle.

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Solve 2x+y=3 x+y=5 in substitution method