document.write( "Question 505018: 10-x divided by 2+x=15/7 \n" ); document.write( "

Algebra.Com's Answer #339759 by oberobic(2304) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"%2810-x%29%2F%282%2Bx%29+=+15%2F7\"$
\n" ); document.write( ".
\n" ); document.write( "cross multiply
\n" ); document.write( ".
\n" ); document.write( " $\"%2810-x%29%2A7+=+%282%2Bx%29%2A15\"$
\n" ); document.write( ".
\n" ); document.write( " $\"70+-7x+=+30+%2B15x\"$
\n" ); document.write( ".
\n" ); document.write( "add 7x to both sides
\n" ); document.write( ".
\n" ); document.write( " $\"70+=+30+%2B22x\"$
\n" ); document.write( ".
\n" ); document.write( "subtract 30 from both sides
\n" ); document.write( ".
\n" ); document.write( " $\"40+=+22x\"$
\n" ); document.write( "so
\n" ); document.write( " $\"22x+=+40\"$
\n" ); document.write( ".
\n" ); document.write( " $\"x+=+40%2F22\"$
\n" ); document.write( " $\"x+=+20%2F11\"$
\n" ); document.write( ".
\n" ); document.write( "Check answer
\n" ); document.write( " $\"%2810-20%2F11%29%2A7+=+%282%2B20%2F11%29%2A15\"$
\n" ); document.write( " $\"%28630%2F11%29+=+%28630%2F11%29\"$
\n" ); document.write( "Correct.
\n" ); document.write( ".
\n" ); document.write( "Answer: x=20/11
\n" ); document.write( ".
\n" ); document.write( "Done\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );