Resolver x + 4y = 42; 2x + 5y = 57 | 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

$$x+4y=42; 2x+5y=57$$