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Simplifying 2 = -10 + 3r Solving 2 = -10 + 3r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-3r' to each side of the equation. 2 + -3r = -10 + 3r + -3r Combine like terms: 3r + -3r = 0 2 + -3r = -10 + 0 2 + -3r = -10 Add '-2' to each side of the equation. 2 + -2 + -3r = -10 + -2 Combine like terms: 2 + -2 = 0 0 + -3r = -10 + -2 -3r = -10 + -2 Combine like terms: -10 + -2 = -12 -3r = -12 Divide each side by '-3'. r = 4 Simplifying r = 4
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