हल करना , 20, 30 12, 20, 30, 56 | 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

$$2 , 6 , 12 , 20 , 30 , - 56$$