document.write( "Question 470171: the sum of twice a number and seven is equal to the sum of the number and five \n" ); document.write( "
Algebra.Com's Answer #322540 by Tatiana_Stebko(1539)\"\" \"About 
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Let x is a number
\n" ); document.write( "the sum of twice a number and seven is \"2x%2B7\"
\n" ); document.write( "the sum of the number and five is \"x%2B5\"
\n" ); document.write( "Equation \"2x%2B7=x%2B5\"
\n" ); document.write( "\"2x-x=5-7\"
\n" ); document.write( "\"x=-2\"
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