ijanique67 ijanique67

20-09-2020
Mathematics

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If 147 people attend a concert and tickets for adults cost 2.50 while tickets for children cost 1.50 and total receipts for the concert was297.50 how many of each went to the concert

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meredith48034 meredith48034

20-09-2020

Answer:

Step-by-step explanation:

a + c = 147

2.50a + 1.50c = 297.50

-2.50a - 2.50c = -367.50

2.50a + 1.50c = 297.50

-c = -70

c = 70 children

a + 70 = 147

a = 77 adults

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