document.write( "Question 1131605: If(y-1)log4 = ylog16, without using Mathematical table or calculator. Find the value of y.
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Algebra.Com's Answer #748273 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( " $\"%28y-1%29log%284%29+=+ylog%2816%29\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"log%284%5E%28y-1%29%29+=+log%2816%5Ey%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"log%284%5E%28y-1%29%29+=+log%28%284%5E2%29%5Ey%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"log%284%5E%28y-1%29%29+=+log%284%5E%282y%29%29\"$ ........log same, then\r
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\n" ); document.write( "\n" ); document.write( " $\"4%5E%28y-1%29+=+4%5E%282y%29\"$ ............bases same, then\r
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\n" ); document.write( "\n" ); document.write( " $\"y-1+=+2y\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"-1+=+2y-y\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"y=-1+\"$ \r
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