हल करना 3+{3-6-[9+12-(4+9)]} | 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

$$3+ \{ 3-6-[9+12-(4+9)] \}$$