Mustafa's horse ate 6,400 pounds of hay last year. How could Mustafa determine the number of tons of hay his horse ate last year? A- by dividing 6,400 by 16
B- by multiplying 6,400 by 16
C- by dividing 6,400 by 2,00
D- by multiplying 6,400 by 2,00

Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).