document.write( "Question 662452: I have 5 students tool and algebra test, the average score was 84, Four of the scores were 96.68.79 and 85. What did the 5th student score?
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Algebra.Com's Answer #412252 by ReadingBoosters(3246) ![]() You can put this solution on YOUR website! To calculate the average use the following understanding: \n" ); document.write( "average = sum of test / number of tests \n" ); document.write( "In this case figure out the average with the following equation: \n" ); document.write( "84 = (96+68+79+85 + x)/5 \n" ); document.write( "Multiply both sides by 5 \n" ); document.write( "420 = 328 + x \n" ); document.write( "Subtract 328 from both sides \n" ); document.write( "92 = x \n" ); document.write( "The fifth test score was 92 \n" ); document.write( " |