1. A large pizza at Palanzio's Pizzeria costs $6.80 plus $0.90 for each topping. The cost of a large cheese pizza at Guido's Pizza is $7.30 plus $0.65 for each topping. How many toppings need to be added to a large cheese pizza from Palanzio's Pizzeria and Guido's Pizza in order for the pizzas to cost the same, not including tax?

2. Ms. Kitts works at a music store. Yesterday she sold 6 more than 3 times the number of CDs that she sold today. Ms. Kitts sold a total of 110 CDs over the 2 days. Find the number of CDs she sold each day.

Question

Rigoberto Cunningham

Mathematics

11 November, 15:53

1. A large pizza at Palanzio's Pizzeria costs $6.80 plus $0.90 for each topping. The cost of a large cheese pizza at Guido's Pizza is $7.30 plus $0.65 for each topping. How many toppings need to be added to a large cheese pizza from Palanzio's Pizzeria and Guido's Pizza in order for the pizzas to cost the same, not including tax?

2. Ms. Kitts works at a music store. Yesterday she sold 6 more than 3 times the number of CDs that she sold today. Ms. Kitts sold a total of 110 CDs over the 2 days. Find the number of CDs she sold each day.

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Answers (1)

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Carlos Gould · Answer 1

1.

PP: C=6.80 + (0.90t)

GP: C = 7.30 + (0.65t)

t = 2

(If you set this up in a table of values, the answer will become clear)

2. Let c represent the number of CDs sold today

tot CD's = yesterday + today

110 = (3c + 6) + c

110 = 4c + 6

104 = 4c

c=26