document.write( "Question 252505: on a recent vacation, your uncle spent a total of $680 on airfare,hotel,and a rental car. the airfare cost twice as much as hotel, and the rental car was one-third as much as the hotel. use a linear system and Cramer's rule to find how much your uncle paid for each service \n" ); document.write( "
Algebra.Com's Answer #184471 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! af=2x=408 \n" ); document.write( "h=x=208 \n" ); document.write( "rc=1/3x=68 \n" ); document.write( "2x+x+1/3x=680 \n" ); document.write( "3 1/3x=680 \n" ); document.write( "x=680/3 1/3 \n" ); document.write( "x=680*3/10 \n" ); document.write( "x=2040/10 \n" ); document.write( "x=204 \n" ); document.write( "2x=408 \n" ); document.write( "1/3x=68 \n" ); document.write( " |