3. Tom and Jerry plan to buy one block of cheese that costs $50. They also want to buy grapes that cost $3 per pound. a) Define each variable and write an algebraic expression to describe how much they will spend before sales tax, based
on purchasing one block of cheese and a certain amount of grapes.
b) If they purchase one computer and five pounds of grapes, how much do they spend before sales tax?
c) Tom and Jerry also plan on buying crackers. Each box of crackers costs $5. Use an algebraic expression to describe
how much they will spend when they purchase on one block of cheese, any number of grapes, and any number of
crackers.
d) What would the total cost be for one block of cheese, four pounds of grapes, and three boxes of crackers?