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a movie theater made $1267.50 on monday by selling 180 tickets. Adult tickets were $7.50 each and a child ticket was 6. Which system below could be used to find the number of adults that attended
the movie on monday ?
A. {a+c=180
{a+c=1267.5

B. {a+c=1267.5
{7.5a + 6c=180

C. {a+c=180
{7.5a+ 6c=1267.5

D. {a+c=180
{7a+6.5c=1267.50

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Respuesta :

Answer:

C

Step-by-step explanation:

7.5 per ticket for every adult and 6 for every child to 7.5a+6c=1267 which is how much they made. Then since the theater sold 180 tickets then a+c=180

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