Menyelesaikan x + y = 11000; 4x + y = 14000 | 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

$$x+y=11000; 4x+y=14000$$