Multiple Choice

A nurse is verifying a dosage adjustment variance nn using the equation n−0.63=−4.2n - 0.63 = -4.2. After solving the equation, the nurse determines the solution is n=−3.57n = -3.57. Which of the following equations represents the correct way to substitute this value back into the original equation to check the answer?

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Updated 2026-09-18

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