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Simplifying -16 = -8r Solving -16 = -8r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '8r' to each side of the equation. -16 + 8r = -8r + 8r Combine like terms: -8r + 8r = 0 -16 + 8r = 0 Add '16' to each side of the equation. -16 + 16 + 8r = 0 + 16 Combine like terms: -16 + 16 = 0 0 + 8r = 0 + 16 8r = 0 + 16 Combine like terms: 0 + 16 = 16 8r = 16 Divide each side by '8'. r = 2 Simplifying r = 2
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