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Simplifying 54 = r(27) Reorder the terms for easier multiplication: 54 = 27r Solving 54 = 27r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-27r' to each side of the equation. 54 + -27r = 27r + -27r Combine like terms: 27r + -27r = 0 54 + -27r = 0 Add '-54' to each side of the equation. 54 + -54 + -27r = 0 + -54 Combine like terms: 54 + -54 = 0 0 + -27r = 0 + -54 -27r = 0 + -54 Combine like terms: 0 + -54 = -54 -27r = -54 Divide each side by '-27'. r = 2 Simplifying r = 2
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