document.write( "Question 416084: A line passes through (-2,3), (2,5), and (6,k). Find k.
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document.write( "I've been finding the slope of the points, using that information to make a point slope {(y-y)=m(x-x)} equation, and turning that into a y=mx+b equation. However, I am not sure how I should go about solving this one. \n" );
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Algebra.Com's Answer #291577 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A line passes through (-2,3), (2,5), and (6,k). Find k. \n" ); document.write( "---- \n" ); document.write( "slope = (5-3)/(2--2) = 2/4 = 1/2 \n" ); document.write( "--- \n" ); document.write( "Equation Form: \n" ); document.write( "y = mx = b \n" ); document.write( "5 = (1/2)2 + b \n" ); document.write( "b = 4 \n" ); document.write( "---- \n" ); document.write( "Equation: \n" ); document.write( "y = (1/2)x+4 \n" ); document.write( "--- \n" ); document.write( "and (6,k). Find k \n" ); document.write( "-- \n" ); document.write( "y = (1/2)6+4 = 7 \n" ); document.write( "k = 7 \n" ); document.write( "======== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========= \n" ); document.write( " |