हल करना ( ) (- 78/17) / (- 31/51) | 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

$$( \frac { - 78 } { 17 } ) \div ( \frac { - 31 } { 51 } )$$