हल करना 42 - 2/5 = 8 | 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

$$\frac { 4 } { 8 } - \frac { 2 } { 5 } =$$