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Simplifying 8r + 9 * -3r + -2 = 0 Multiply 9 * -3 8r + -27r + -2 = 0 Reorder the terms: -2 + 8r + -27r = 0 Combine like terms: 8r + -27r = -19r -2 + -19r = 0 Solving -2 + -19r = 0 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -19r = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -19r = 0 + 2 -19r = 0 + 2 Combine like terms: 0 + 2 = 2 -19r = 2 Divide each side by '-19'. r = -0.1052631579 Simplifying r = -0.1052631579
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