The length of a rectangle is 4 more than 3 times it’s width. if the area of the rectangle is 15 cm^2, find the width.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Prove that quadrilateral is a rhombus.

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not