1 topping on the 8$ they will cost the same but the 10$ cost more with aditional toppings unless both pizzas have 5 toppings then the 8$ would cost 50 cents more
you divide 72 by 2 to get r by itself and get 36
so r=36
I dont lhow the answer tomorrow in the morning I will tell you
Prime factorization of 160 = 2 x 2 x 2 x 2 x 2 x 5