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