Eight people go to a movie. Adult tickets cost $15 and children's tickets cost $8 The total cost was $85. Write an equation and use it to help you find the numbers of
adults and children who went to the movie.

number of adults = 3, number of children = 5

Step-by-step explanation:

let the number of adults be x, and the number of children be y.

x + y = 8 , 15x + 8y = 85

1st equation x 8 = 8x + 8y = 64

substitute x=3

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