हल करना 4b + d = 12; b + 5d = 17 | 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

$$4b+d=12; b+5d=17$$