document.write( "Question 164315: solve this inequality and check your solution. then graph the solution on a number line. 2n+5>11-n \n" ); document.write( "
Algebra.Com's Answer #121059 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"2n%2B5%3E11-n\" Start with the given inequality.\r
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\n" ); document.write( "\n" ); document.write( "\"2n%3E11-n-5\" Subtract \"5\" from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"2n%2Bn%3E11-5\" Add \"n\" to both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"3n%3E11-5\" Combine like terms on the left side.\r
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\n" ); document.write( "\n" ); document.write( "\"3n%3E6\" Combine like terms on the right side.\r
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\n" ); document.write( "\n" ); document.write( "\"n%3E%286%29%2F%283%29\" Divide both sides by \"3\" to isolate \"n\". \r
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\n" ); document.write( "\n" ); document.write( "\"n%3E2\" Reduce.\r
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\n" ); document.write( "\n" ); document.write( "Answer:\r
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\n" ); document.write( "\n" ); document.write( "So the answer is \"n%3E2\"\r
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\n" ); document.write( "\n" ); document.write( "So the answer in interval notation is \r
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\n" ); document.write( "\n" ); document.write( "Also, the answer in set-builder notation is 2\right\}\">\r
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\n" ); document.write( "\n" ); document.write( "Check:\r
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\n" ); document.write( "\n" ); document.write( "To check the answer, simply plug in a value that is greater than 2 (say 3)\r
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\n" ); document.write( "\n" ); document.write( "\"2n%2B5%3E11-n\" Start with the given inequality.\r
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\n" ); document.write( "\n" ); document.write( "\"2%283%29%2B5%3E11-3\" Plug in n=3\r
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\n" ); document.write( "\n" ); document.write( "\"6%2B5%3E11-3\" Multiply\r
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\n" ); document.write( "\n" ); document.write( "\"11%3E8\" Combine like terms. Since the inequality is true, this verifies our answer.\r
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\n" ); document.write( "\n" ); document.write( "Here's the graph of the solution set\r
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\n" ); document.write( "\n" ); document.write( "Take note of the open circle at n=2. This tells us to exclude the endpoint.
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