document.write( "Question 1010039: slope= -1/3; passing through (9,-1)
\n" ); document.write( "Write an equation in point-slope form and slope-intercept form.
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Algebra.Com's Answer #625508 by MathLover1(20849)\"\" \"About 
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given:\r
\n" ); document.write( "\n" ); document.write( "\"slope=+-1%2F3\"; \r
\n" ); document.write( "\n" ); document.write( "passing through (\"9\",\"-1\")=(\"x%5B1%5D\",\"y%5B1%5D\")\r
\n" ); document.write( "\n" ); document.write( "an equation in point-slope form is:\r
\n" ); document.write( "\n" ); document.write( "\"y-y%5B1%5D+=+m%28x-x%5B1%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y+-%28-1%29+=+-%281%2F3%29%28x-9%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y+%2B1+=+-%281%2F3%29%28x+-9%29\"\r
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\n" ); document.write( "\n" ); document.write( " and slope-intercept form\r
\n" ); document.write( "\n" ); document.write( "\"y=mx%2Bb\"....use given slope and point to find y-intercept \"b\"\r
\n" ); document.write( "\n" ); document.write( "\"-1=-%281%2F3%29%2A9%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"-1=-%281%2Fcross%283%291%29%2Across%289%293%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"-1=-3%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"-1%2B3=b\"\r
\n" ); document.write( "\n" ); document.write( "\"b=2\"\r
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\n" ); document.write( "\n" ); document.write( "so, your line is: \r
\n" ); document.write( "\n" ); document.write( "\"y+%2B1+=+-%281%2F3%29%28x+-9%29\"
\n" ); document.write( "or
\n" ); document.write( "\"y=-%281%2F3%29x%2B2\" \r
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\n" ); document.write( "\n" ); document.write( " \r
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