document.write( "Question 339644: THis is simple and I can ge tthe answer but not the formula. Ed has $1.15. He has 43 more pennies than nickels. How many pennies and nickels does he have. THe answer is 12 nickels and 55 pennies but i just randomly guessed. It has to be easier than that \n" ); document.write( "
Algebra.Com's Answer #243310 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! \"He has 43 more pennies than nickels\" ___ p = n + 43\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"Ed has $1.15\" ___ 5n + p = 115 ___ nickels worth 5 , pennies worth 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting for p ___ 5n + (n + 43) = 115 ___ 6n + 43 = 115 ___ 6n = 72 ___ n = 12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ p = (12) + 43 = 55 \n" ); document.write( " |