document.write( "Question 1206818: Hi
\n" ); document.write( "Sally spent 3/7 of her money while Andrew spent $36. When his father gave him $20 andrew had 1/4 of the amount of money Sally had left. If they had $320 at first how much money did Sally have left.
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Algebra.Com's Answer #844481 by josgarithmetic(39630)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "PERSON       VARIABLE        STEP 1          STEP 2\r\n" );
document.write( "Sally           x             x-3x/7           4x/7\r\n" );
document.write( "Andrew          y             y-36            y-36+20=y-16\r\n" );
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\n" ); document.write( "After step 2, description gave
\n" ); document.write( "\"y-16=%281%2F4%29%284x%2F7%29\"
\n" ); document.write( "\"7y-112=x\"\r
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\n" ); document.write( "\n" ); document.write( "Described initial total for both combined, $320.
\n" ); document.write( "\"x%2By=320\"\r
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\n" ); document.write( "\n" ); document.write( "The system, \"system%28x=7y-112%2Cx%2By=320%29\"\r
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\n" ); document.write( "\n" ); document.write( "Simple substitution,.....
\n" ); document.write( "\"system%28x=266%2Cand%2Cy=54%29\"
\n" ); document.write( "-but the question was,
\n" ); document.write( "\"How much did Sally have left?\"\r
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "\"%284%2F7%29266=highlight%28152%29\"-----------how much she had left
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