A pizza restaurant has 21 topping choices and 3 dough choices. How many different 3-topping pizzas can be made if toppings can b
e selected more than once?
1 answer:
189 because you have to multiply by 3 twice.
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Answer:
the answer is n=24
Step-by-step explanation:
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Well, since a is Susan’s current age, we would add three to a to get her age in three years
So our expression would be:
a + 3
Answer: 
Scientific notation:
8.41 x 10^7
expanded form:
84100000
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Step-by-step explanation:
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