A group of friends went to the movies. Movie tickets cost $8.50 each. One of the group bought some food for $6.50. The group spent a total of $57.50. Write and solve an equation to determine how many tickets were bought. Let t represent the number of tickets.

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Answer:

they bought 6 tickets

Step-by-step explanation:

8.50t+6.50= 57.50 subtract 6.50

8.50t=51 divide 8.50

t=6