document.write( "Question 135624: Can someone show me how to find the equation for the line going through. \r
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document.write( "(2,3), (5,11) and (3,1) (3, -1)\r
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Algebra.Com's Answer #99359 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! find the equation for the line going through. \n" ); document.write( "(2,3), (5,11) \n" ); document.write( "slope = (11-3)/(5-2) = 8/3 \n" ); document.write( "Form: y = mx+b \n" ); document.write( "you know x,y, and m; solve for b \n" ); document.write( "3 = (8/3)2 + b \n" ); document.write( "3 = 16/3 + b \n" ); document.write( "b = -7/3 \n" ); document.write( "------------- \n" ); document.write( "y = (8/3)x -(7/3 \n" ); document.write( "====================\r \n" ); document.write( "\n" ); document.write( "and (3,1) (3, -1) \n" ); document.write( "slope = (-1-1)/(3-3) = -2/0 which is undefined \n" ); document.write( "The equation is x=3 \n" ); document.write( "===================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |