document.write( "Question 86328: \"Your grades are 76, 90, 85 and 87. If the next grade received counts twice, what grade do you need to maintain an average of 84 in the class?\" \n" ); document.write( "
Algebra.Com's Answer #62434 by scott8148(6628)\"\" \"About 
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let x equal the grade ... you need an 84 average, so (76+90+85+87+x+x)/6=84 ... 338+2x=84*6 ... 2x=504-338 ... x=83 \n" ); document.write( "
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