document.write( "Question 174314: 3(W + 7) < W – 3 or 4W > W – 6 \n" ); document.write( "
Algebra.Com's Answer #129270 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Let's solve the first inequality \"3%28w%2B7%29%3Cw-3\":\r
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\n" ); document.write( "\n" ); document.write( "\"3%28w%2B7%29%3Cw-3\" Start with the first inequality.\r
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\n" ); document.write( "\n" ); document.write( "\"3w%2B21%3Cw-3\" Distribute.\r
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\n" ); document.write( "\n" ); document.write( "\"3w%3Cw-3-21\" Subtract \"21\" from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"3w-w%3C-3-21\" Subtract \"w\" from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"2w%3C-3-21\" Combine like terms on the left side.\r
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\n" ); document.write( "\n" ); document.write( "\"2w%3C-24\" Combine like terms on the right side.\r
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\n" ); document.write( "\n" ); document.write( "\"w%3C%28-24%29%2F%282%29\" Divide both sides by \"2\" to isolate \"w\". \r
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\n" ); document.write( "\n" ); document.write( "\"w%3C-12\" Reduce.\r
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\n" ); document.write( "\n" ); document.write( "Now let's solve the second inequality \"4w%3Ew-6\":\r
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\n" ); document.write( "\n" ); document.write( "\"4w%3Ew-6\" Start with the second inequality.\r
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\n" ); document.write( "\n" ); document.write( "\"4w-w%3E-6\" Subtract \"w\" from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"3w%3E-6\" Combine like terms on the left side.\r
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\n" ); document.write( "\n" ); document.write( "\"w%3E%28-6%29%2F%283%29\" Divide both sides by \"3\" to isolate \"w\". \r
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\n" ); document.write( "\n" ); document.write( "\"w%3E-2\" Reduce.\r
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\n" ); document.write( "\n" ); document.write( "So our answer is \"w%3C-12\" or \"w%3E-2\"\r
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\n" ); document.write( "\n" ); document.write( "So the solution in interval notation is: () ()\r
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\n" ); document.write( "\n" ); document.write( "Also, the solution in set builder notation is: -2\right\}\">\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( "Note:\r
\n" ); document.write( "\n" ); document.write( "There is an open circle at \"w=-12\" which means that we're excluding that value from the solution set.\r
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\n" ); document.write( "\n" ); document.write( "Also, there is an open circle at \"w=-2\" which means that we're excluding that value from the solution set.
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