document.write( "Question 415364: If a line has a slope of 2 and passes through the points (1,k) and (-2,1), what is the value of k? Please show all work, so I can understand. Thankyou! \n" ); document.write( "
Algebra.Com's Answer #291209 by rfer(16322)\"\" \"About 
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plot point (-2,1)
\n" ); document.write( "plot next point one right two up from first point.
\n" ); document.write( "You can continue one right and two up from this point
\n" ); document.write( "and so on.
\n" ); document.write( "You can also draw a line conecting these points to see where the line intercets x=1
\n" ); document.write( "The point is (1,7)
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