Question: Copy the logical argument. Write a reason for each step. 3x 12 = 7x + 8 -4x 128 -4x = 20 x = -5 Given

Copy the logical argument. Write a reason for each step.

3x 12 = 7x + 8 -4x 128 -4x = 20 x

3x 12 = 7x + 8 -4x 128 -4x = 20 x = -5 Given ? ? ?

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