document.write( "Question 141427: 5a + 12b = 120
\n" ); document.write( "30a + 8b = 800
\n" ); document.write( "a> =0
\n" ); document.write( "b> =0
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Algebra.Com's Answer #103113 by checkley77(12844)\"\" \"About 
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5a + 12b = 120
\n" ); document.write( "5a=-12b+120
\n" ); document.write( "a=-12b/5+120/5
\n" ); document.write( "a=-12b/5+24 (red Line)
\n" ); document.write( "30a + 8b = 800
\n" ); document.write( "30a=-8b+800
\n" ); document.write( "a=-8b/30+800/30
\n" ); document.write( "a=-4b/15+80/3 (green line)
\n" ); document.write( "\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+30%2C+-12x%2F5+%2B24+%2C+-4x%2F15+%2B80%2F3%29+\" (graph 300x200 pixels, x from -6 to 5, y from -10 to 30, of TWO functions -12x/5 +24 and -8x/15 +80/3).
\n" ); document.write( "NO POSITIVE ANSWER FOR BOTH A & B.
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