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The cost of a movie theater ticket is given by the expression 10a, where a is the number of people in the theater. The cost of a drink at the theater is given by the expression 5a. Which is the expression if every person buys a drink?

a-5a+10
b-25a
c-15a
d-10a+5

Respuesta :

Answer: c. 15a

explanation: if a movie ticket is 10 per person and a drink is 5 per person and everyone buys a drink that would mean each person would be spending 15 and the # of people is unknown so it would be 15a.

Answer: should be c. 15a because 10+5=15 and the # of people in unknown so the answer should be 15a

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