हल करना 421 15 + 2 | 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

$$\left. \begin{array} { l } { 421 } \\ { 15 } \\ { + 2 } \end{array} \right.$$