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Simplifying 19 = -3r + -8 Reorder the terms: 19 = -8 + -3r Solving 19 = -8 + -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. 19 + 3r = -8 + -3r + 3r Combine like terms: -3r + 3r = 0 19 + 3r = -8 + 0 19 + 3r = -8 Add '-19' to each side of the equation. 19 + -19 + 3r = -8 + -19 Combine like terms: 19 + -19 = 0 0 + 3r = -8 + -19 3r = -8 + -19 Combine like terms: -8 + -19 = -27 3r = -27 Divide each side by '3'. r = -9 Simplifying r = -9
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