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EXAMPLE 19
Instructions
![](examples/equations/en/1-19_en.gif)
Solution
![](examples/equations/en/1-19s_en.gif)
Possible answers
Inserted possible answers are below. Red answer represents the right answer.
A)
![](examples/equations/en/1-19a_en.gif)
B)
![](examples/equations/en/1-19b_en.gif)
C)
![](examples/equations/en/1-19c_en.gif)
D)
![](examples/equations/en/1-19d_en.gif)
E)
![](examples/equations/en/1-19e_en.gif)
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