Resolver a) 1/- 5; - 4/15 by | 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

$$\frac { 1 } { - 5 } \frac { - 4 } { 15 }$$