Question

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4x -1= 3 (x-1)

Answer 1

$4x-1=3(x-1) \\ \\ 4x-1=3x-3 \\ \\ 4x-3x=-3+1 \\ \\ x=-2$

Answer 2

4x -1= 3 (x-1)

4x - 1 = 3x - 3
4x - 3x = - 3 + 1
    x = - 2