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)\"\" \"About 
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( "
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