document.write( "Question 1033151: Tim Whitman has $4.50 in change in his desk drawer to use on the vending ma- chines downstairs. He has four more quarters than dimes. He has three times as many nickels as dimes. How many coins of each type does he have? \n" ); document.write( "
Algebra.Com's Answer #648047 by jorel555(1290)![]() ![]() ![]() You can put this solution on YOUR website! If Tim has $4.50 in change, over dimes, nickels, and quarters,..then: \n" ); document.write( "25Q+10D+5N=450. Using dimes as our standard, we get: \n" ); document.write( "Q=D+4; \n" ); document.write( "N=3D, so: \n" ); document.write( "25(D+4)+10D+5(3D)=450 \n" ); document.write( "25D+100+10D+15D=450 \n" ); document.write( "50D=350 \n" ); document.write( "D=7 \n" ); document.write( "If D=7, then Q=11, and N=21. \n" ); document.write( "Let's see; \n" ); document.write( "11(25)+10(7)+21(5)=275+70+105=450 \n" ); document.write( "Tim has 11 quarters, 7 dimes, and 21 nickels!!!!!!!! \n" ); document.write( " |