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Simplifying 8 = 20(k + -2) Reorder the terms: 8 = 20(-2 + k) 8 = (-2 * 20 + k * 20) 8 = (-40 + 20k) Solving 8 = -40 + 20k Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-20k' to each side of the equation. 8 + -20k = -40 + 20k + -20k Combine like terms: 20k + -20k = 0 8 + -20k = -40 + 0 8 + -20k = -40 Add '-8' to each side of the equation. 8 + -8 + -20k = -40 + -8 Combine like terms: 8 + -8 = 0 0 + -20k = -40 + -8 -20k = -40 + -8 Combine like terms: -40 + -8 = -48 -20k = -48 Divide each side by '-20'. k = 2.4 Simplifying k = 2.4
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