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Simplifying R2 + 21 = 10r Reorder the terms: 21 + R2 = 10r Solving 21 + R2 = 10r Solving for variable 'R'. Move all terms containing R to the left, all other terms to the right. Add '-21' to each side of the equation. 21 + -21 + R2 = -21 + 10r Combine like terms: 21 + -21 = 0 0 + R2 = -21 + 10r R2 = -21 + 10r Simplifying R2 = -21 + 10r Reorder the terms: 21 + R2 + -10r = -21 + 10r + 21 + -10r Reorder the terms: 21 + R2 + -10r = -21 + 21 + 10r + -10r Combine like terms: -21 + 21 = 0 21 + R2 + -10r = 0 + 10r + -10r 21 + R2 + -10r = 10r + -10r Combine like terms: 10r + -10r = 0 21 + R2 + -10r = 0 The solution to this equation could not be determined.
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