document.write( "Question 283116: x-7/x+9=4/7
\n" ); document.write( "What is solution(s) for x? \n" ); document.write( "
Algebra.Com's Answer #205590 by checkley77(12844)\"\" \"About 
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x-7/x+9=4/7
\n" ); document.write( "(X*X-7)/X=4/7-9
\n" ); document.write( "(X^2-7)/X=(4-9*7)/7
\n" ); document.write( "(X^2-7)/X=(4-63)/7
\n" ); document.write( "(X^2-7)/X=-59/7 CROSS MULTIPLY.
\n" ); document.write( "7(X^2-7)=-59X
\n" ); document.write( "7X^2-49+59X=0
\n" ); document.write( "7X^2+59X-49=0
\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"
\n" ); document.write( "x=(-59+-sqrt[59^2-4*7*-49])/2*7
\n" ); document.write( "x=(-59+-sqrt[3,481+1,372])/14
\n" ); document.write( "x=(-59+-sqrt4,853])/14
\n" ); document.write( "x=(-59+-69.66)/14
\n" ); document.write( "x=(-59+69.66)/14
\n" ); document.write( "x=-10.66/14
\n" ); document.write( "x=.76 ans.
\n" ); document.write( "x=(-59-69.66)/14
\n" ); document.write( "x=-128.66/14
\n" ); document.write( "x=-9.19 ans.
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