document.write( "Question 600365: find an equation of the line containing the given pair of points (-5,-3),(-9,-2). \n" ); document.write( "
Algebra.Com's Answer #379276 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "First let's find the slope of the line through the points and \r
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\n" ); document.write( "\n" ); document.write( "\"m=%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\" Start with the slope formula.\r
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\n" ); document.write( "\n" ); document.write( "\"m=%28-2--3%29%2F%28-9--5%29\" Plug in \"y%5B2%5D=-2\", \"y%5B1%5D=-3\", \"x%5B2%5D=-9\", and \"x%5B1%5D=-5\"\r
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\n" ); document.write( "\n" ); document.write( "\"m=%281%29%2F%28-9--5%29\" Subtract \"-3\" from \"-2\" to get \"1\"\r
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\n" ); document.write( "\n" ); document.write( "\"m=%281%29%2F%28-4%29\" Subtract \"-5\" from \"-9\" to get \"-4\"\r
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\n" ); document.write( "\n" ); document.write( "\"m=-1%2F4\" Reduce\r
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\n" ); document.write( "\n" ); document.write( "So the slope of the line that goes through the points and is \"m=-1%2F4\"\r
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\n" ); document.write( "\n" ); document.write( "Now let's use the point slope formula:\r
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\n" ); document.write( "\n" ); document.write( "\"y-y%5B1%5D=m%28x-x%5B1%5D%29\" Start with the point slope formula\r
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\n" ); document.write( "\n" ); document.write( "\"y--3=%28-1%2F4%29%28x--5%29\" Plug in \"m=-1%2F4\", \"x%5B1%5D=-5\", and \"y%5B1%5D=-3\"\r
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\n" ); document.write( "\n" ); document.write( "\"y--3=%28-1%2F4%29%28x%2B5%29\" Rewrite \"x--5\" as \"x%2B5\"\r
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\n" ); document.write( "\n" ); document.write( "\"y%2B3=%28-1%2F4%29%28x%2B5%29\" Rewrite \"y--3\" as \"y%2B3\"\r
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\n" ); document.write( "\n" ); document.write( "\"y%2B3=%28-1%2F4%29x%2B%28-1%2F4%29%285%29\" Distribute\r
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\n" ); document.write( "\n" ); document.write( "\"y%2B3=%28-1%2F4%29x-5%2F4\" Multiply\r
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\n" ); document.write( "\n" ); document.write( "\"y=%28-1%2F4%29x-5%2F4-3\" Subtract 3 from both sides. \r
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\n" ); document.write( "\n" ); document.write( "\"y=%28-1%2F4%29x-17%2F4\" Combine like terms. note: If you need help with fractions, check out this solver.\r
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\n" ); document.write( "\n" ); document.write( "So the equation that goes through the points and is \"y=%28-1%2F4%29x-17%2F4\"
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