document.write( "Question 737137: three times a number added to twice a smaller number is 4. twice the smaller number less than twice the larger number is 6. find the numbers\r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "help :( \n" );
document.write( "
Algebra.Com's Answer #450263 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! we are given\r \n" ); document.write( "\n" ); document.write( "3i + 2j = 4\r \n" ); document.write( "\n" ); document.write( "and 2j - 2i = 6\r \n" ); document.write( "\n" ); document.write( "therefore 2j = 2i + 6 and\r \n" ); document.write( "\n" ); document.write( "j = i + 3\r \n" ); document.write( "\n" ); document.write( "substitute in the first equation\r \n" ); document.write( "\n" ); document.write( "3i + 2 * (i+3) = 4\r \n" ); document.write( "\n" ); document.write( "3i + 2i + 6 = 4\r \n" ); document.write( "\n" ); document.write( "5i = -2\r \n" ); document.write( "\n" ); document.write( "i = -2/5 and -6/5 + 2j = 4, -6 + 10j = 20, j = 26/10 = 13/5\r \n" ); document.write( "\n" ); document.write( "i = -2/5 and j=13/5 \n" ); document.write( " |