document.write( "Question 126904: A STUDENT WITH A 1.875 GPA HAS 24 CREDIT HOURS. FIND HOW MANY CREDIT HOURS OF B's (AT 3 POINTS PER CREDIT HOUR) HE WILL NEED TO RAISE HIS GPA TO A 2.40. \n" ); document.write( "
Algebra.Com's Answer #92955 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A STUDENT WITH A 1.875 GPA HAS 24 CREDIT HOURS. FIND HOW MANY CREDIT HOURS OF B's (AT 3 POINTS PER CREDIT HOUR) HE WILL NEED TO RAISE HIS GPA TO A 2.40. \n" ); document.write( "------------- \n" ); document.write( "Let \"x\" be the number of B-credit hours he needs. \n" ); document.write( "EQUATION: \n" ); document.write( "(24*1.875+3x)/(24+x)=2.40 \n" ); document.write( "(45+3x)=57.6+2.4x \n" ); document.write( "12.6 = 0.6x \n" ); document.write( "x = 21 \n" ); document.write( "============= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |