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Simplifying -3(r + 6) = -50 Reorder the terms: -3(6 + r) = -50 (6 * -3 + r * -3) = -50 (-18 + -3r) = -50 Solving -18 + -3r = -50 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '18' to each side of the equation. -18 + 18 + -3r = -50 + 18 Combine like terms: -18 + 18 = 0 0 + -3r = -50 + 18 -3r = -50 + 18 Combine like terms: -50 + 18 = -32 -3r = -32 Divide each side by '-3'. r = 10.66666667 Simplifying r = 10.66666667
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