document.write( "Question 893861: Solve for x . X -2/5=3/10 why does it equal 7/10 \r
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Algebra.Com's Answer #541577 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\"x+-2%2F5=3%2F10\" ...first move \"-2%2F5\" to the right side\r
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\n" ); document.write( "\n" ); document.write( "\"x+=3%2F10%2B2%2F5\" .. ..common denominator for \"10\" and \"5\" is \"10\"; so, multiply and divide \"-2%2F5\" by \"2\" to get denominator \"10\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=3%2F10%2B%282%2A2%29%2F%282%2A5%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=3%2F10%2B+4%2F10\"...since denominators same, just add nominators and rewrite denominator\r
\n" ); document.write( "\n" ); document.write( "\"x+=%283%2B+4%29%2F10\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x+=7%2F10%29\"\r
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