Mathematics, 14.04.2021 02:10 brandon2222269

London has x dimes and y nickels, having a minimum of 20 coins worth at most $1.60 combined. At least 4 coins are dimes and no more than 20 coins are nickels. Solve this system of inequalities graphically and determine one possible solution.

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London has x dimes and y nickels, having a minimum of 20 coins worth at most $1.60 combined. At leas...