SOLUTION: Last Friday night, 320 attended a play at a local theatre. Adult tickets for the play cost $8 and children’s tickets cost $5. If the box office took in $2170 from ticket sales th

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Last Friday night, 320 attended a play at a local theatre. Adult tickets for the play cost $8 and children’s tickets cost $5. If the box office took in $2170 from ticket sales th      Log On


   



Question 910452: Last Friday night, 320 attended a play at a local theatre. Adult tickets for the play cost $8 and children’s tickets cost $5. If the box office took in $2170 from ticket sales that evening, determine how many adult tickets were sold.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
x the number of adult tickets
8x + 5(320-x) = 2170
8x + 1600 - 5x = 2170
x = 570/3 = 190, the number of adult tickets