document.write( "Question 128913: 3 students have 400$ altogetfer . How much does each have if the 2 students have altogether 286$ and the 2 other students have 230$ ? \n" ); document.write( "
Algebra.Com's Answer #94287 by oscargut(2103) You can put this solution on YOUR website! let a,b,c the amounts \n" ); document.write( "then \n" ); document.write( "1) a+b+c=400 \n" ); document.write( "2) a+b=286 \n" ); document.write( "3) b+c=230\r \n" ); document.write( "\n" ); document.write( "using the first equation and the second 286+c=400 then c=114 \n" ); document.write( "using the third equation b+114=230 then b=116 then a+116=286 \n" ); document.write( "then a=170\r \n" ); document.write( "\n" ); document.write( "R: amounts are 170,116 and 114 \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |