document.write( "Question 97147: Any help you can give me on this will be greatly appreciated.\r
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document.write( "Find the equation of the line that goes through the following set of points.
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document.write( "(-4,10) (2,6) \n" );
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Algebra.Com's Answer #70734 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Find the equation of the line that goes through the following set of points. \n" ); document.write( "(-4,10) (2,6) \n" ); document.write( "------------ \n" ); document.write( "Line equation: y=mx+b; need to find m and b \n" ); document.write( "----------- \n" ); document.write( "m = [10-6]/[-4-2] = 4/-6 = -2/3 \n" ); document.write( "----------- \n" ); document.write( "Substitute a point and m into the equation form to solve for b: \n" ); document.write( "10=(-2/3)(-4)+b \n" ); document.write( "10 = 8/3 + b \n" ); document.write( "30/3 - 8/3 = b \n" ); document.write( "b = 22/3 \n" ); document.write( "============= \n" ); document.write( "EQUATION: \n" ); document.write( "y = (-2/3)x + 22/3\r \n" ); document.write( "\n" ); document.write( "================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |