2 scoops for 1 sunday
so 18/2
9 sundaes
He spent $0.42 :)
what i did to solve it is i found out that 0.1 of a pound costs $0.07 so i multiplied it by 6, hope this helped
To find the slope, you divide the difference of the y-coordinates of 2 points on a line by the difference of the x-coordinates of those same 2 points.