document.write( "Question 680623: In six examination papers a girl gets 75, 65, 0, 85, 95 & 55. what must she get in the seventh paper so that her average is 64? \n" ); document.write( "

Algebra.Com's Answer #422461 by ReadingBoosters(3246) $\"\"$ $\"About$

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$\"%2875%2B65%2B0%2B85%2B95%2B55%2Bx%29%2F7+=+64\"$
\n" ); document.write( "...
\n" ); document.write( " $\"%28375%2Bx%29%2F7+=+64\"$
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\n" ); document.write( "Multiply both sides by 7
\n" ); document.write( "375 + x = 7(64)
\n" ); document.write( "375 + x = 448
\n" ); document.write( "x = 448 - 375
\n" ); document.write( " $\"highlight_green%28x+=+73%29\"$
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