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At the movie theatre, child admission is $6.10 and adult admission is $9.90. On Friday, four times as many adult tickets as child tickets were sold, for a total of $1188.20. How many child tickets were sold?

Respuesta :

ntowry

Answer:

26 child tickets

Step-by-step explanation:

4c = a to make the adult tickets equal to the child tickets multiply the child tickets by 4.  then use substitution.

6.10c + 9.90(4c) = 1188.20

6.10c +39.6c = 1188.20

45.7c = 1188.20

c = 26

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