Answer: well 8 nickles and 14 Quarters
Explanation:
x: number of nickles
y: number of quarters
We now write the system of equations.
We have then:
0.05x + 0.25y = 3.90\\y = x + 6
Solving the system of equations graphically we have:
x = 8\\y = 14
Answer:
8 nickels and 14 quarters
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