document.write( "Question 164338This question is from textbook Algebra 1
\n" ); document.write( ": Your quiz grades are 73, 75, 89, and 91. What is the lowest grade you can obtain on the last quiz and still achieve an average of at least 85? \n" ); document.write( "
Algebra.Com's Answer #121086 by checkley77(12844)\"\" \"About 
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(73+75+89+91+x)/5>85
\n" ); document.write( "(328+x)/5>85
\n" ); document.write( "328+x>425
\n" ); document.write( "x>425-328
\n" ); document.write( "x>97 for the last test score.
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