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Simplifying -2(r + -0.5) = -2 Reorder the terms: -2(-0.5 + r) = -2 (-0.5 * -2 + r * -2) = -2 (1 + -2r) = -2 Solving 1 + -2r = -2 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -2r = -2 + -1 Combine like terms: 1 + -1 = 0 0 + -2r = -2 + -1 -2r = -2 + -1 Combine like terms: -2 + -1 = -3 -2r = -3 Divide each side by '-2'. r = 1.5 Simplifying r = 1.5
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