Menyelesaikan 1/7 + 2/7 + 1/7 | 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

$$\frac{1}{7}+\frac{2}{7}+\frac{1}{7}$$