document.write( "Question 632371: Find an equation of the line containing the points (-8,2) and (-5,-13). Express your answer in slop-intercept form. \n" ); document.write( "
Algebra.Com's Answer #398247 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "You need three formulas\r\n" );
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document.write( "1. Slope formula\r\n" );
document.write( "m = \"%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\" with (x1, y1) = (-8,2) and (x2, y2) = (-5,-13)\r\n" );
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document.write( "m = \"%28%28-13%29-%282%29%29%2F%28%28-5%29-%28-8%29%29\"\r\n" );
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document.write( "m = \"%28-13-2%29%2F%28-5%2B8%29\"\r\n" );
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document.write( "m = \"%28-15%29%2F3\"\r\n" );
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document.write( "m = -5 \r\n" );
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document.write( "2. Point-slope formula:\r\n" );
document.write( "y - y1 = m(x - x1)\r\n" );
document.write( "y - 2 = -5(x - (-8) )\r\n" );
document.write( "y - 2 = -5(x + 8)\r\n" );
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document.write( "3. Slope-intercept form:\r\n" );
document.write( "y = mx + b\r\n" );
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document.write( "We have to get this equation\r\n" );
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document.write( "y - 2 = -5(x + 8)  in that form, which means to solve it for y.\r\n" );
document.write( "y - 2 = -5x - 40\r\n" );
document.write( "    y = -5x - 38\r\n" );
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document.write( "Edwin

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