document.write( "Question 294342: log base 2(y+2)-log base 2(y-2)=1 \n" ); document.write( "

Algebra.Com's Answer #212262 by Alan3354(69443) $\"\"$ $\"About$

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log base 2(y+2)-log base 2(y-2)=1
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\n" ); document.write( " $\"log%282%2C%28y%2B2%29%29+-+log%282%2C%28y-2%29%29+=+1\"$
\n" ); document.write( " $\"log%282%2C%28%28y%2B2%29%2F%28y-2%29%29%29+=+1\"$
\n" ); document.write( "(y+2)/(y-2) = 2
\n" ); document.write( "y+2 = 2y-4
\n" ); document.write( "2 = y-4
\n" ); document.write( "y = 6
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