the quotient when 180 is divided by x is 15 more than when it is divided by 2x . what is the value of x power minus 2
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15 + 180/2x = 180/x
15 + 90/x = 180/x
15 = 180/x + 90/x
15 = (180+90)/x
15 = 270/x
15x = 270
x = 270/15
x = 18
x^-2 =1/x^2
1/18^2
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