2. Solve for x if the following terms form an arithmetic sequence, (3x),(7x-14) and 5x - 4. Solution: given: a₁ = 3x a₂= 7x14 a, = 5x -4 d=a₂-a₁ d = a - a₂ (a₂-a₁) = (a - a₂) answer, x = 4, show your solutions.

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