Arthur purchased 8 pounds of cane sugar for $40 to use in his restaurant for desserts. What is the constant of proportionality that relates the cost of cane sugar, y, and the amount of cane sugar in pounds, x?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a – b < 1 a < b + 1