document.write( "Question 638261: i need help with -9+x=5x-7 it said to subtract x but i'm not sure how to do it. \n" ); document.write( "
Algebra.Com's Answer #402088 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"-9%2Bx=5x-7\"......subtract \"x\" from both sides\r
\n" ); document.write( "\n" ); document.write( "\"-9%2Bx-x=5x-x-7\"...eliminate \"x\" and \"-x\" on left side\r
\n" ); document.write( "\n" ); document.write( "\"-9=5x-x-7\".......add \"7\" to both sides\r
\n" ); document.write( "\n" ); document.write( "\"-9%2B7=5x-x-7%2B7\".........eliminate \"-7\" and \"7\" on right side\r
\n" ); document.write( "\n" ); document.write( "\"-2=4x\"\r
\n" ); document.write( "\n" ); document.write( "\"-2%2F4=x\"...simplify\r
\n" ); document.write( "\n" ); document.write( "\"-1%2F2=x\"
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