document.write( "Question 332458: tia wrote 20+7x to find how much she earned for on pet sitting job and 15x for another job. explain the difference between the expressions \n" ); document.write( "
Algebra.Com's Answer #238234 by mananth(16946)\"\" \"About 
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20+7x. Assume x is the number of hours she sat
\n" ); document.write( "If x is the number of hours she sat then she gets 20 + 7 times the hours she sat.
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\n" ); document.write( "When it is 15 x she gets 15 times the hours she sat.
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