document.write( "Question 635814: john got 3 books and 5 pens for 60 dollars each book cost 5 times as much as a pen,find the cost of the two books and seven pens \n" ); document.write( "
Algebra.Com's Answer #400570 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! 3B+5P=60 \n" ); document.write( "B=5P \n" ); document.write( "3*5P+5P=60 \n" ); document.write( "15P+5P=60 \n" ); document.write( "20P=60 \n" ); document.write( "P=60/20 \n" ); document.write( "P=$3.00 PRICE OF EACH PEN. \n" ); document.write( "B=5*3=$15.00 PRICE OF EACH BOOK. \n" ); document.write( "2B+7P=? \n" ); document.write( "2*15+7*3=30+21=$51.00 COST OF 2 BOOKS & 7 PENS. \n" ); document.write( " |