Mark can make 24 pairs of earrings because 48 divided by 2 is 24
100 is 10 times as much as 10 because 10 times 10 = 100
-4x is the slope and -12 is the y-intercept
SLOPE is the picture.
Point-Slope form is y+1=-1/2*(x+2)
The y=mx+b form is y=-1/2x-2
i hope its not confusing lol