Preliminary Exercise

• ¶([2{2(x + 16) ñ 14} ñ x]/3 ñ x + 4)

• ¶([2{2x + 32 ñ 14} ñ x]/3 ñ x + 4)

• ¶([2{2x + 18} ñ x]/3 ñ x + 4)

• ¶([4x + 36 ñ x]/3 ñ x + 4)

• ¶([3x + 36]/3 ñ x + 4)

• ¶(x + 12 ñ x + 4)

• ¶(16)

• 4

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