Question

# Robyn needs \$2.20 to buy a bag of trail mix. Write an equation in standard form that models the possible combinations of nickels and dimes she could use to pay for the mix. How many nickels would she need if she used 14 dimes? Explain your reasoning.

Solution

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It is given that Robyn is buying a bag of trail mix that costs $\2.20$ using nickels and dimes.

We need to write an equation in standard form that models the possible combinations of nickels and dimes she could use to pay for the mix and then explain how to find the number of nickels she would need is she used 14 dimes.

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