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My name is Ann [436]
3 years ago
12

Which of these variables could be investigated ONLY through observational studies?

Mathematics
2 answers:
LiRa [457]3 years ago
4 0

Answer:

BRUH

Step-by-step ex planation:

bruh moment so yeah thats the answer gimme them point

Mashcka [7]3 years ago
4 0

Answer:

I think its B

Step-by-step explanation:

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krok68 [10]

Answer:

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3. x=-5

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Step-by-step explanation:

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How do I find an equation that has an infinite solution
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simplification because tick

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3 years ago
What is the volume hight-3 and wingth-10
inn [45]

Answer:

30 SQUARE units

Step-by-step explanation:

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5 0
3 years ago
I NEED SOMEONE TO SOLVE THESE FOR ME. I NEED THE WHOLE PROBLEM SOLVED NOT JUST THE ANSWER.
dimaraw [331]

Answer:

1. x=11/4

Step-by-step explanation:

\frac{3}{5} x -  \frac{3}{4}  =  \frac{9}{10}

u should x 20 then u will get

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