document.write( "Question 141734: Could you simplify these two problems?\r
\n" ); document.write( "\n" ); document.write( "7 over x+1 plus 3 over x-4 \r
\n" ); document.write( "\n" ); document.write( "8 over x+4 plus 3 over 4+x\r
\n" ); document.write( "\n" ); document.write( "Thanks,\r
\n" ); document.write( "\n" ); document.write( "Carlos
\n" ); document.write( "

Algebra.Com's Answer #103261 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
simplify these two problems?
\n" ); document.write( "7 over x+1 plus 3 over x-4
\n" ); document.write( "(7/(x+1)) + (3/(x-4))
\n" ); document.write( "--------
\n" ); document.write( "least common denominator: (x+1)(x-4)
\n" ); document.write( "-----------
\n" ); document.write( "Rewrite the fractions:
\n" ); document.write( "[7(x-4) + 3(x+1)]/ lcm
\n" ); document.write( "[10x-35]/[(x+1)(x-40]
\n" ); document.write( "============================\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "8 over x+4 plus 3 over 4+x
\n" ); document.write( "8/(x+4) + 3/(x+4)\r
\n" ); document.write( "\n" ); document.write( "= (8+3)/(x+4)\r
\n" ); document.write( "\n" ); document.write( "= 11/(x+4)\r
\n" ); document.write( "\n" ); document.write( "===============
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" );