Certain items are purchased jointly. If each person pays 8coins, the surplus is 3coins, and if each person gives 7coins, the def
iciency is 4coins. Let x represent the number of people and y the number of coins needed to purchase the items. Find the numberof people and the number of coins used to purchasethe items.
2 answers:
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Let's go:
Big triangle:
12 + 3x - 6 = 3x + 6
10 + 8 = 18
I hope I helped you.