SAT Math Quiz
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ALGEBRA 1
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A shipping cost is modeled by
x
4
+
x
6
=
10
\frac{x}{4}+\frac{x}{6}=10
4
x
+
6
x
=
10
, where
x
x
x
is the weight in pounds. What is the value of
x
x
x
?
A
24
24
24
B
60
60
60
C
40
40
40
D
12
12
12
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