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