document.write( "Question 677884: x/9 - y/4=1
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Algebra.Com's Answer #421431 by ReadingBoosters(3246)\"\" \"About 
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Multiply the entire equation by 36 (the LCM of 4 and 9)
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\n" ); document.write( "\"36%28x%2F9%29+-+36%28y%2F4%29+=+36%281%29\"
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\n" ); document.write( "4x - 9y = 36
\n" ); document.write( "4x - 36 = 9y
\n" ); document.write( "...
\n" ); document.write( "\"y+=+%284%2F9%29x+-+36%2F9\"
\n" ); document.write( "\"highlight%28y=%284%2F9%29x-4%29\"
\n" ); document.write( "...
\n" ); document.write( "y intercept is -4
\n" ); document.write( "Plot (0, -4)
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\n" ); document.write( "x intercept is where y = 0
\n" ); document.write( "0 = \"4%2F9\"x - 4
\n" ); document.write( "4 = \"4%2F9\"x
\n" ); document.write( "\"9%2F4\"(4) = x
\n" ); document.write( "x = 9
\n" ); document.write( "Plot (9, 0)
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\n" ); document.write( "Draw a line through the intercepts
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\n" ); document.write( "\"graph%28300%2C200%2C-5%2C15%2C-10%2C5%2C%284%2F9%29x-4%29\"
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\n" ); document.write( "Delighted to help.
\n" ); document.write( "-Reading Boosters
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