document.write( "Question 193745: A student gets an 86% on one test and 73% on the second test. What does the student need to get on the third exam to stay at a B (83%)?
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Algebra.Com's Answer #145423 by stanbon(75887) ![]() You can put this solution on YOUR website! A student gets an 86% on one test and 73% on the second test. What does the student need to get on the third exam to stay at a B (83%)? \n" ); document.write( "------------------ \n" ); document.write( "Let 3rd exam score be x%. \n" ); document.write( "Equation: \n" ); document.write( "(83 + 73 + x)/3 = 83 \n" ); document.write( "156 + x = 249 \n" ); document.write( "x = 93 \n" ); document.write( "--------------- \n" ); document.write( "The student will need 93% on the 3rd exam. \n" ); document.write( "------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |