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Simplifying 3(2r) + 6 + -3r = -3 Remove parenthesis around (2r) 3 * 2r + 6 + -3r = -3 Multiply 3 * 2 6r + 6 + -3r = -3 Reorder the terms: 6 + 6r + -3r = -3 Combine like terms: 6r + -3r = 3r 6 + 3r = -3 Solving 6 + 3r = -3 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + 3r = -3 + -6 Combine like terms: 6 + -6 = 0 0 + 3r = -3 + -6 3r = -3 + -6 Combine like terms: -3 + -6 = -9 3r = -9 Divide each side by '3'. r = -3 Simplifying r = -3
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