Menyelesaikan ( iv ) 3 7/12 * 21 | 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

$$3 \frac { 7 } { 12 } \times 21$$