document.write( "Question 964167: A box contains $2 in nickels, dimes, and quarters. There are 19 coins in all, and there are twice as many nickels as dimes. How many coins of each kind are there?\r
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document.write( "I need a three linear equation in three variables for this problem. \n" );
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Algebra.Com's Answer #589069 by josgarithmetic(39630) ![]() You can put this solution on YOUR website! \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Simplify the second, moneycount equation so it uses whole numbers coefficients, and then use n=2d to eliminate n. You will have two equations in two unknowns... \n" ); document.write( " |