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Amixture of nickels and quarters totals $9.90. there is a total of 50 coins. how many are quarters and how many are nickels?
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Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2
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Amixture of nickels and quarters totals $9.90. there is a total of 50 coins. how many are quarters a...
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