document.write( "Question 38355: Graph the line with slope 2 that passes through (1,2) \n" ); document.write( "
Algebra.Com's Answer #23837 by AnlytcPhil(1806)\"\" \"About 
You can put this solution on YOUR website!
Graph the line with slope 2 that passes through (1,2)\r\n" );
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document.write( "Use the point-slope formula for the equation of the line that\r\n" );
document.write( "passes through (x1,y1) with slope = m:\r\n" );
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document.write( "                y - y1 = m(x - x1)\r\n" );
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document.write( "(x1,y1) = (1,2) and m = 2\r\n" );
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document.write( "                 y - 2 = 2(x - 1)\r\n" );
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document.write( "                 y - 2 = 2x - 2\r\n" );
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document.write( "                     y = 2x\r\n" );
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document.write( "To graph it, plot the given point (1,2)\r\n" );
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document.write( "Then find a couple more points. Choose say x = 0, then y = 2(0) = 0,\r\n" );
document.write( "so plot (0,0)\r\n" );
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document.write( "Then choose say x = -2, then y = 2(-2) = -4 so plot (-2,-4)\r\n" );
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document.write( "Then draw a straight line through them and you have\r\n" );
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document.write( "\"+graph%28+300%2C+300%2C+-5%2C+5%2C+-5%2C+5%2C+2%2Ax%29+\" \r\n" );
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document.write( "Edwin\r\n" );
document.write( "AnlytcPhil@aol.com
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