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Simplifying 7k + -9 = 2 + -4k Reorder the terms: -9 + 7k = 2 + -4k Solving -9 + 7k = 2 + -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. -9 + 7k + 4k = 2 + -4k + 4k Combine like terms: 7k + 4k = 11k -9 + 11k = 2 + -4k + 4k Combine like terms: -4k + 4k = 0 -9 + 11k = 2 + 0 -9 + 11k = 2 Add '9' to each side of the equation. -9 + 9 + 11k = 2 + 9 Combine like terms: -9 + 9 = 0 0 + 11k = 2 + 9 11k = 2 + 9 Combine like terms: 2 + 9 = 11 11k = 11 Divide each side by '11'. k = 1 Simplifying k = 1
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