document.write( "Question 845448: 2^x*4^-y=2:3^-x*9^2y=3 \n" ); document.write( "
Algebra.Com's Answer #509287 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
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document.write( "Hi,
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document.write( "2^x*4^-y=2
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document.write( "\"2%5Ex%2A%282%5E2%29%5E%28-y%29+=+2%5E1\"
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document.write( "\"2%5Ex%2A2%5E%28-2y%29+=+2%5E1\"  ⇒ \"+highlight_green%28x+-+2y+=+1%29\"
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document.write( "3^-x*9^2y=3
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document.write( "\"3%5E%28-x%29%2A3%5E%284y%29+=+2%5E1\"  ⇒ \"+highlight_green%28-x%2B4y+=+1%29\"
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document.write( " x-2y = 1
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document.write( "-x+4y = 1
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document.write( "     2y = 2
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document.write( "      y = 1   and x = 3\r
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document.write( "CHECKING our answer*** \"2%5Ex%2A4%5E%28-y%29=2\"
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document.write( "\"2%5E3%2A4%5E%28-1%29=2\"
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document.write( " 8/4 = 2
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document.write( "Wish You the Best in your Studies.\r
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document.write( "\"a%5E0+=+1\"
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document.write( "\"%28a%5Ep%29%5Eq+=+a%5E%28p%2Aq%29\" *** Applied
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document.write( "\"root%28a%2Cp%29%2Aroot%28a%2Cq%29+=+root%28a%2Cp%2Aq%29\"  
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document.write( "\"x%5Em%2Fx%5En=x%5E%28m-n%29\"
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document.write( "\"%28+x%5Em+%29%28+x%5En+%29+=+x%5E%28+m+%2B+n+%29\"***Applied
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document.write( "\"root%28n%2C+%28x%2Fy%29%29+=+root%28n%2Cx%29%2Froot%28n%2Cy%29\"
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document.write( "\"%28xy%29%5En+=+x%5En%2Ay%5En\"
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document.write( "\"x%5E%281%2Fn%29+=+root%28n%2Cx%29\"   , \"x%5E%28m%2Fn%29+=+%28root%28n%2Cx%29%29%5Em\"\r
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