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Simplifying -91 = 7k Solving -91 = 7k Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-7k' to each side of the equation. -91 + -7k = 7k + -7k Combine like terms: 7k + -7k = 0 -91 + -7k = 0 Add '91' to each side of the equation. -91 + 91 + -7k = 0 + 91 Combine like terms: -91 + 91 = 0 0 + -7k = 0 + 91 -7k = 0 + 91 Combine like terms: 0 + 91 = 91 -7k = 91 Divide each side by '-7'. k = -13 Simplifying k = -13
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