Resolver - x + 2y = 12; x + 6y = 20 | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$\begin{cases}-x+2y=12\\ x+6y=20\end{cases}$$