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Simplifying 3r = -7 + 2r Solving 3r = -7 + 2r 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. 3r + -2r = -7 + 2r + -2r Combine like terms: 3r + -2r = 1r 1r = -7 + 2r + -2r Combine like terms: 2r + -2r = 0 1r = -7 + 0 1r = -7 Divide each side by '1'. r = -7 Simplifying r = -7
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