Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$\frac { 1 } { x } + \frac { 5 } { y } = 2 \quad \frac { 3 } { 8 } + \frac { 16 } { y } = 3$$

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