document.write( "Question 133902: Find the value of x in the equation 5x+20=4x+30 \n" ); document.write( "
Algebra.Com's Answer #97918 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"5x%2B20=4x%2B30\" Start with the given equation\r
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\n" ); document.write( "\n" ); document.write( "\"5x=4x%2B30-20\"Subtract 20 from both sides\r
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\n" ); document.write( "\n" ); document.write( "\"5x-4x=30-20\" Subtract 4x from both sides\r
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\n" ); document.write( "\n" ); document.write( "\"x=30-20\" Combine like terms on the left side\r
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\n" ); document.write( "\n" ); document.write( "\"x=10\" Combine like terms on the right side\r
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\n" ); document.write( "\n" ); document.write( "So our answer is \"x=10\" \r
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