What is the percent change from 39 to 49?

Maren is buying carpet for her rectangular living room. the room is 4.8 yards wide and 5.2 yards long. how much carpet does she need to buy? enter your answer as a decimal in the box. yd2

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?

The bottom of a vase is a square.each side measury y+11 units.the square has a perimeter of 55 units what is the value of y?