document.write( "Question 393673: A student has scores of 73, 76, and 83 on three exams. What score is needed on a fourth exam to make the student's average 80 or better? (Use x to represent the student's score on the fourth exam.)
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Algebra.Com's Answer #279356 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( " 73, 76, and 83 on three exams
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document.write( "Using x to represent the student's score on the fourth exam.
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document.write( " (73 + 76 + 83 + x) /4 > 80
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document.write( "  232 + x  > 320
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document.write( "        x  > 88  to make the student's average 80 or better \n" );
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