document.write( "Question 751987: For the first three quarters, Angela's averages were 85%, 74% and 78%. what must Angela get in the 4th quarter to have an overall average of 80%? \n" ); document.write( "
Algebra.Com's Answer #457494 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 80-5+6+2= \n" ); document.write( "83 \n" ); document.write( "(85+74+78+x)/4=80 \n" ); document.write( "x=83 \n" ); document.write( " |