7 lbs of potatoes cost $53.20. How many lbs of potatoes can you get with $212.80​

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.