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Simplifying 142 = -4k Solving 142 = -4k Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '4k' to each side of the equation. 142 + 4k = -4k + 4k Combine like terms: -4k + 4k = 0 142 + 4k = 0 Add '-142' to each side of the equation. 142 + -142 + 4k = 0 + -142 Combine like terms: 142 + -142 = 0 0 + 4k = 0 + -142 4k = 0 + -142 Combine like terms: 0 + -142 = -142 4k = -142 Divide each side by '4'. k = -35.5 Simplifying k = -35.5
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