document.write( "Question 267126: Taking an on-line class and cannot find any examples of this in my book and I am at a loss. I can sketch graphs like 3x-2y =6, but I don't know how to solve and sketch greater than, less than, and greater than/less than equal to problems. Thank you.\r
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document.write( "Sketch the graph of 9 + 2y >= 5. (9 + 2 y greather than/equal to 5)
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Algebra.Com's Answer #196105 by drk(1908)![]() ![]() ![]() You can put this solution on YOUR website! Here are the general steps: \n" ); document.write( "(1) solve for y. \n" ); document.write( "* remember the negative 1 rule - if you multiply or divide by a negative, you reverse the inequality sign. \n" ); document.write( "(2) if you see y > or y >= then shade up or away from you. \n" ); document.write( "(3) if you see y < or y <= then shade down or toward you. \n" ); document.write( "(4) If you see =, then draw a sold line \n" ); document.write( "(5) if you do not see = , then draw a dashed (dotted) line. \n" ); document.write( "That should help. \n" ); document.write( "---- \n" ); document.write( "Sketch the graph of 9x + 2y >= 5. (9x + 2 y greater than/equal to 5) \n" ); document.write( "step 1 - solve for y as \n" ); document.write( "y >= (-9/2)x + (5/2) \n" ); document.write( "step 2 - slope = (-9/2), y intercept = (5/2). Plot y intercept and then create a second dot with the slope. \n" ); document.write( "step 3 - draw solid line because =. \n" ); document.write( "step 4 - shade up and away because of >. \n" ); document.write( "looks like this \n" ); document.write( " |