document.write( "Question 432429: the total number of democrats and republicans in the u.s. house of representatives during the 109th session was 434. There were 30 more republicans than democrats. How many members of each party were there? \n" ); document.write( "
Algebra.Com's Answer #299817 by belle3833(46)![]() ![]() You can put this solution on YOUR website! so democrats(d)+republicans(r)=434 \n" ); document.write( "democarts(d) +30=republicans(r)\r \n" ); document.write( "\n" ); document.write( "so d+r=434 \n" ); document.write( "d+30=r\r \n" ); document.write( "\n" ); document.write( "Lets substitue the second equation into the first:\r \n" ); document.write( "\n" ); document.write( "d+(d+30)=434 \n" ); document.write( "2d+30=434 \n" ); document.write( "2d=404 \n" ); document.write( "d=202\r \n" ); document.write( "\n" ); document.write( "202 democrats \n" ); document.write( "202+30=232 republicans\r \n" ); document.write( "\n" ); document.write( "Hope this helps:-) \n" ); document.write( " |