# substitution

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Tickets to a movie cost \$7.25 for adults and \$5.50 for students. A group of friends purchased 8 tickets for \$52.75.
Write a system of equations to represent the situation.
How many adult tickets and student tickets were purchased?

• substitution -

A + C = 8
7.25 A + 5.5 C = 52.75

Solve for A (# of adult tickets) and C (# of children's tickets)

• substitution -

let the number of adult tickets be x
then the number of student tickets will be 8-x

7.25x + 5.5(8-x) = 52.75

etc

• substitution -

Thank you. I'm really having problems with math.

• substitution -

i need help with substitution

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