What is the solution of the system of equations? y = –4x + 10 y = –2x – 6 a. (–2.67, 20.67) b. (–22, 8) c. (–2, –2) d. (8, –22)

What are the solutions to the equation 4x2+3x=24-x

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?