DO WE DIVIDED

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(k/3) + 7 = -20 1. Multiply each term on both sides by 3. This will clear the fraction. k + 21 = -60 2.Subtract 21 from both sides. k = -60 - 21 k = -81 THE PROVE: -81/3 + 7 = -20 -27 + 7 = -20 -20 = -20...It checks!!! So, the answer is k = -81