document.write( "Question 122986: Sally bought three chocolate bars and a pack of gum and paid $1.75. Jake bought two chocolate bars and four packs of gum and paid $2.00. Find the cost of a chocolate bar and the cost of a pack of gum. \n" ); document.write( "
Algebra.Com's Answer #90252 by checkley71(8403) ![]() You can put this solution on YOUR website! 3C+G=1.75 OR G=1.75-3C \n" ); document.write( "2C+4G=2 \n" ); document.write( "2C+4(1.75-3C)=2 \n" ); document.write( "2C+7-12C=2 \n" ); document.write( "-10C=2-7 \n" ); document.write( "-10C=-5 \n" ); document.write( "C=-5/-10 \n" ); document.write( "C=1/2 OR $.50 ANSWER. \n" ); document.write( "G=1.75-3*.50 \n" ); document.write( "G=1.75-1.50 \n" ); document.write( "G=.25 ANSWER. \n" ); document.write( "PROOF \n" ); document.write( "2*.50+4*.25=2 \n" ); document.write( "1+1=2 \n" ); document.write( "2=2 \n" ); document.write( " \n" ); document.write( " |