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SAT Math Practice Question #40766 - SATify | SATify
#40766
algebra
radicals
roots
expressions
factoring
simplification
exponents
medium
90 sec
For
x
=
9
, which of the following is equivalent to
x
−
3
x
?
A.
x
−
9
x
−
3
x
B.
x
+
9
x
+
3
x
C.
x
−
3
x
D.
x
−
9
x
+
3
x
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