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Simplifying 7r + 7 = 49 Reorder the terms: 7 + 7r = 49 Solving 7 + 7r = 49 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 7r = 49 + -7 Combine like terms: 7 + -7 = 0 0 + 7r = 49 + -7 7r = 49 + -7 Combine like terms: 49 + -7 = 42 7r = 42 Divide each side by '7'. r = 6 Simplifying r = 6
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