document.write( "Question 405544: 2.1x+42=5.2x-20\r
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Algebra.Com's Answer #286435 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"2.1x%2B42=5.2x-20\" Start with the given equation.\r
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\n" ); document.write( "\n" ); document.write( "\"10%282.1x%2B42%29=10%285.2x-20%29\" Multiply both sides by 10 to clear out the decimals.\r
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\n" ); document.write( "\n" ); document.write( "\"21x%2B420=52x-200\" Distribute and multiply.\r
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\n" ); document.write( "\n" ); document.write( "\"21x=52x-200-420\" Subtract \"420\" from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"21x-52x=-200-420\" Subtract \"52x\" from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"-31x=-200-420\" Combine like terms on the left side.\r
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\n" ); document.write( "\n" ); document.write( "\"-31x=-620\" Combine like terms on the right side.\r
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\n" ); document.write( "\n" ); document.write( "\"x=%28-620%29%2F%28-31%29\" Divide both sides by \"-31\" to isolate \"x\".\r
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\n" ); document.write( "\n" ); document.write( "\"x=20\" 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 \"x=20\" \r
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\n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r
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\n" ); document.write( "\n" ); document.write( "Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you\r
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\n" ); document.write( "\n" ); document.write( "Jim
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