document.write( "Question 1041626: 3) Recovering from her trauma of getting an A- in class and ruining her 4.0 average. The A- (3.5) grade in a 5 credit class dropped her gpa to a 3.9. How many credits did she have with a 4.0 grade? \r
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document.write( "Help me figure out how to set up this equation and come up with the correct answer please! \n" );
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Algebra.Com's Answer #656566 by stanbon(75887) ![]() You can put this solution on YOUR website! Recovering from her trauma of getting an A- in class and ruining her 4.0 average. The A- (3.5) grade in a 5 credit class dropped her gpa to a 3.9. How many credits did she have with a 4.0 grade? \n" ); document.write( "------\r \n" ); document.write( "\n" ); document.write( "Original grade count:: 4x where x is the number of original credits \n" ); document.write( "Final grade count:: 4x+3.5*5 = 4x+17.5 \n" ); document.write( "Final GPA:: (4x+17.5)/(x+5) = 3.9 \n" ); document.write( "4x + 17.5 = 3.9x + 19.5 \n" ); document.write( "0.1x = 2 \n" ); document.write( "x = 20 (original # of credits) \n" ); document.write( "--------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------------ \n" ); document.write( " |