Write an equation to represent the following scenario: You are going to the movies with some friends. You know that each movie ticket costs $12. Together, your friends by snacks for $15. You spent a total of $75. How many friends went to the movies?

Step-by-step explanation:

Let n represent the number of friends who went to the movies with you.

Then ($12/ticket)n + $15 = $75.  Solving for n, we get:

$75 - $15           $60

= = 5          so a total of 5 friends went with you.

($12/ticket)     ($12/ticket)    

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step-by-step explanation: