Answer:
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Step-by-step explanation:
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Use cross products to simplify the equation. Multiply the denominator of the second fraction by the numerator of the first fraction, and the denominator of the first fraction by the numerator of the second,

Simplify,
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Inverse operations,
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Answer:
10%
Step-by-step explanation:
Answer:
-18
Step-by-step explanation:
The answer is -18 because a negative plus a positive is always a negative.
Answer:
C. 80
Step-by-step explanation:
5x10x.5=25
25x2=50
3x10=30
50+30=80
There is no restriction upon x for that function therefore the domain is all real numbers. x=(-oo, +oo)