document.write( "Question 1033101: Please help me solve \r
\n" ); document.write( "\n" ); document.write( "Joshua had a $150 more than Jason and $70 less than George the three boys had a total of $790
\n" ); document.write( "How much did George have?
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Algebra.Com's Answer #647689 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
x = how much Joshua had
\n" ); document.write( "y = how much Jason had
\n" ); document.write( "z = how much George had\r
\n" ); document.write( "\n" ); document.write( "Please help me solve \r
\n" ); document.write( "\n" ); document.write( "Joshua had a $150 more than Jason... \r
\n" ); document.write( "\n" ); document.write( "x = y+150\r
\n" ); document.write( "\n" ); document.write( "and (Joshua had) $70 less than George \r
\n" ); document.write( "\n" ); document.write( "x = z-70\r
\n" ); document.write( "\n" ); document.write( "the three boys had a total of $790 \r
\n" ); document.write( "\n" ); document.write( "x+y+z = 790\r
\n" ); document.write( "\n" ); document.write( "We have the system:\r
\n" ); document.write( "\n" ); document.write( "\"system%28x+=+y%2B150%2Cx+=+z-70%2Cx%2By%2Bz+=+790%29\"\r
\n" ); document.write( "\n" ); document.write( "Solve 1st for y: y = x-150
\n" ); document.write( "Solve 2nd for z: z = x+70\r
\n" ); document.write( "\n" ); document.write( "Substitute those for x and y in the 3rd equation.\r
\n" ); document.write( "\n" ); document.write( "You finish.\r
\n" ); document.write( "\n" ); document.write( "Edwin\r
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