Erin has 4 pieces of yarn that are 6 yards each. She uses 9 pieces of yarn that are each 2 feet long How much yarn does Sarah have left?​

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.