document.write( "Question 140237: 64x^2-81=0 \n" ); document.write( "

Algebra.Com's Answer #102147 by checkley77(12844) $\"\"$ $\"About$

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64x^2-81=0
\n" ); document.write( "(8x-9)(8x+9)=0
\n" ); document.write( "8x-9=0
\n" ); document.write( "8x=9
\n" ); document.write( "x=9/8 answer
\n" ); document.write( "8x+9=0
\n" ); document.write( "8x=-9
\n" ); document.write( "x=-9/8
\n" ); document.write( "x=-9/8 answer. \n" ); document.write( "

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