Question

Ken has recently started saving his spare change. In his piggy bank, he has $1.65 that consists of nickels and dimes. The number of nickels is one more than two times the number of dimes. Find how many of each coin he has

Answer 1

number of dimes ---- x
number of nickels ---- 2x + 1

value of coins:

10x + 5(2x+1) = 165
10x + 10x + 5 = 165

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