Netnee
03.07.2019 •
Mathematics
Agroup of children and their parents went to the skating rink. there were a total of 30 people in the group. the cost for each adult was $12 and the cost for each child was $8. the total amount paid was $280. let a represent the number of adults and c represent the number of children. complete the system of equations below. then, solve the system to determine how many adults and how many children were in the group.
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Ответ:
there are 17 kids and 12 adults 17x8=136 12x12= 144 136+144=280
Ответ:
So that means all we have to do is add what is 17+5=22
That means he must pay 22$ to pay off his debt
Hope this helped!