document.write( "Question 783191: In the first 3 test Maria scored an average of 77 what does she need to score to make the average 79 \n" ); document.write( "
Algebra.Com's Answer #476638 by stanbon(75887)\"\" \"About 
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In the first 3 test Maria scored an average of 77 what does she need to score to make the average 79
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\n" ); document.write( "Equation:
\n" ); document.write( "(3*77+x)/4 = 79
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\n" ); document.write( "231+x = 316
\n" ); document.write( "x = 85
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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