Example

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

Question

$$\log _ { 2 } ( 7 x - 19 ) = \log _ { 2 } ( 7 - 2 x ) + 1$$

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