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Simplifying R + 87 = 0 Reorder the terms: 87 + R = 0 Solving 87 + R = 0 Solving for variable 'R'. Move all terms containing R to the left, all other terms to the right. Add '-87' to each side of the equation. 87 + -87 + R = 0 + -87 Combine like terms: 87 + -87 = 0 0 + R = 0 + -87 R = 0 + -87 Combine like terms: 0 + -87 = -87 R = -87 Simplifying R = -87
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