document.write( "Question 181975This question is from textbook pre-algebra
\n" ); document.write( ": Students in a math class need an average of at least 90 points to earn an A. One students test scores are 88, 91, and 85. What must the student score on the next test to earn an A. \n" ); document.write( "

Algebra.Com's Answer #136594 by nerdybill(7384) $\"\"$ $\"About$

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\n" ); document.write( "Let x = score earned on next test
\n" ); document.write( "then
\n" ); document.write( "(88 + 91 + 85 + x)/4 >= 90
\n" ); document.write( "264 + x >= 360
\n" ); document.write( "x >= 360-264
\n" ); document.write( "x >= 96
\n" ); document.write( ".
\n" ); document.write( "The student must score at least a 96. \n" ); document.write( "

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