Writing Linear Equations Worksheet With Answers Page 11
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16• At a school play, children’s tickets cost $3 each
and adult tickets cost $7 each. The total
amount of money earned from ticket sales
equals $210. Write a linear model that relates
the number of children’s tickets sold to the
number of adult tickets sold.
3x + 7y = 210
x = child and y = adult
• how many children’s tickets were sold if 24
adult tickets were sold?
3x +
7(24)
= 210
x = 14 child tickets
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