document.write( "Question 319880: If you have a scores of 82, 77 and 87 on the frist 3 tests for math 100, what scroe would you have to get on the fourth test to earn a B (83% average)? \n" ); document.write( "

Algebra.Com's Answer #229071 by rfer(16322) $\"\"$ $\"About$

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(82+77+87+x)/4=83
\n" ); document.write( "(246+x)/4=83
\n" ); document.write( "246+x=332
\n" ); document.write( "x=86 % \n" ); document.write( "

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