document.write( "Question 105016: x over 45 = 70 over 30 \n" ); document.write( "

Algebra.Com's Answer #77881 by HyperBrain(694) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"x%2F45=70%2F30\"$ \r
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\n" ); document.write( "\n" ); document.write( "By cross multiplication,\r
\n" ); document.write( "\n" ); document.write( " $\"30x=45%2A70\"$
\n" ); document.write( " $\"30x=3150\"$
\n" ); document.write( " $\"30x%2F30=3150%2F30\"$
\n" ); document.write( " $\"x=105\"$ \r
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\n" ); document.write( "\n" ); document.write( "Power up,
\n" ); document.write( "HyperBrain! \n" ); document.write( "

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