document.write( "Question 1155234: 1. Find an equation of the line containing the points (-2,1) and (8,11); slope-intercept form.\r
\n" ); document.write( "\n" ); document.write( "2. Find an equation of the line containing the points (2,-1) and (5,1); standard form.
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Algebra.Com's Answer #777775 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "1. Find an equation of the line containing the points (\"-2\",\"1\") and (\"8\",\"11\"); slope-intercept form.\r
\n" ); document.write( "\n" ); document.write( "\"y=mx%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "use given points to find a slope\r
\n" ); document.write( "\n" ); document.write( "\"m=%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=%2811-1%29%2F%288-%28-2%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=10%2F%288%2B2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=10%2F10\"\r
\n" ); document.write( "\n" ); document.write( "\"m=1\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=x%2Bb\".....use one point to find \"b\"\r
\n" ); document.write( "\n" ); document.write( "\"1=-2%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"b=1%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"b=3\"\r
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\n" ); document.write( "\n" ); document.write( "equation is:\r
\n" ); document.write( "\n" ); document.write( "\"y=x%2B3\"\r
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\n" ); document.write( "\n" ); document.write( "2. Find an equation of the line containing the points (\"2\",\"-1\") and (\"5\",\"1\"); standard form.\r
\n" ); document.write( "\n" ); document.write( "\"y=mx%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "use given points to find a slope\r
\n" ); document.write( "\n" ); document.write( "\"m=%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=%281-%28-1%29%29%2F%285-2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=%281%2B1%29%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"m=2%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%282%2F3%29x%2Bb\"...use one point to find \"b\"\r
\n" ); document.write( "\n" ); document.write( "\"-1=%282%2F3%292%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"-1=4%2F3%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"-1-4%2F3=b\"\r
\n" ); document.write( "\n" ); document.write( "\"b=-3%2F3-4%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"b=-7%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=%282%2F3%29x-7%2F3\"......both sides multiply by \"3\"\r
\n" ); document.write( "\n" ); document.write( "\"3y=2x-7\"\r
\n" ); document.write( "\n" ); document.write( "\"-2x%2B3y=-7\"-> standard form
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