Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$|\begin{matrix}12&5\\ 7k-5\end{matrix}|$$

Answer

e*d*t[[12,5],[7*k-5,0]]

Solution


Regroup terms.
e*d*t\(\(12,5\\)]
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