हल करना 3/4 + 4/21 + 7/8 + 8/7 | 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

$$\frac{3}{4}+\frac{4}{21}+\frac{7}{8}+\frac{8}{7}$$