document.write( "Question 582657: the sum of twie a first number and three times a second number is 67. if the second number is subtracted from the three times the first number the result is 7. find the number \n" ); document.write( "
Algebra.Com's Answer #372184 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let the numbers be x & y\r \n" ); document.write( "\n" ); document.write( "2x+3y=67.............(1)\r \n" ); document.write( "\n" ); document.write( "3x-y=7.............(2) \n" ); document.write( "multiply equation by 3 \n" ); document.write( "9x-3y=21\r \n" ); document.write( "\n" ); document.write( "add to equation (1) \n" ); document.write( "11x=88 \n" ); document.write( "/11 \n" ); document.write( "x=8 \r \n" ); document.write( "\n" ); document.write( "plug value of x in (1)\r \n" ); document.write( "\n" ); document.write( "2x+3y=67 \n" ); document.write( "16+3y=67 \n" ); document.write( "3y=51 \n" ); document.write( "/3 \n" ); document.write( "y=17 \n" ); document.write( " |