document.write( "Question 672048: Andres has 23 coins in his pocket. The coins consist of nickels and dimes. If the value of the coins is $1.65, how many coins of each type does Andres have in his pocket? \n" ); document.write( "
Algebra.Com's Answer #418241 by fion23(5)![]() ![]() ![]() You can put this solution on YOUR website! Let x be the number of nickels \n" ); document.write( "Let 23-x be the number of dimes \n" ); document.write( "--------------------------------- \n" ); document.write( "0.05x+(23-x)0.1=1.65 \n" ); document.write( "0.05x+2.3-0.1x=1.65 \n" ); document.write( "0.05x-0.1x=1.65-2.3 \n" ); document.write( "-0.05x=-0.65 \n" ); document.write( "x=13 \n" ); document.write( "----------------------------------- \n" ); document.write( "23 coins-13nickels=10dimes \n" ); document.write( "------------------------------------- \n" ); document.write( "Therefore, Andres has 13 nickels and 10 dimes \n" ); document.write( " |