Anubis4030
Anubis4030
17-03-2017
Mathematics
contestada
1/x - x/9 = 0. What does x equal?
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ShaveTheWhales
ShaveTheWhales
17-03-2017
Combine expressions and isolate the variable to get |3| or (3,-3)
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jn33
jn33
17-03-2017
1/x - x/9 =0
(cross multiply) 1*9 - X*X. =0
= 9 - X^2 =0
=X^2 =0 +9
X^2 =9 (take the square root of both 9 and X squared)
X= 3
PROOF CHECK; 1/3-3/9= 0
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