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skkyy0
hey!! not sure if this is the answer you wanted,, but i tried to solve it :]
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Step-by-step explanation:

12x - 6         3x+3       6(2x-1)

1  = 6           1 = 6          1 = 6

2  = 18         2 = 9         2 = 18

3 = 30         3 = 12        3 = 30

The equivalent expressions are 12x-6 and 6(2x-1)