<PRE><B>Question 352147</B>
LET X= THE NUMBER OF $10 BILLS.
20(X-6)+10X+5(2X+4)=460
20X-120+10X+10X+20=460
40X=460+120-20
40X=560
X=560/40
X=14 NUMBER OF $10 BILLS.
14-6=8 NUMBER OF $20 BILLS.
2*14+4=28+4=32 $5 BILLS.
PROOF:
20*8+14*10+5*32=460
160+140+160=460
460=460

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