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Simplifying r2 + 3t + -18 = 0 Reorder the terms: -18 + r2 + 3t = 0 Solving -18 + r2 + 3t = 0 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 + r2 + 18 + 3t = 0 + 18 Reorder the terms: -18 + 18 + r2 + 3t = 0 + 18 Combine like terms: -18 + 18 = 0 0 + r2 + 3t = 0 + 18 r2 + 3t = 0 + 18 Combine like terms: 0 + 18 = 18 r2 + 3t = 18 Add '-3t' to each side of the equation. r2 + 3t + -3t = 18 + -3t Combine like terms: 3t + -3t = 0 r2 + 0 = 18 + -3t r2 = 18 + -3t Simplifying r2 = 18 + -3t Reorder the terms: -18 + r2 + 3t = 18 + -3t + -18 + 3t Reorder the terms: -18 + r2 + 3t = 18 + -18 + -3t + 3t Combine like terms: 18 + -18 = 0 -18 + r2 + 3t = 0 + -3t + 3t -18 + r2 + 3t = -3t + 3t Combine like terms: -3t + 3t = 0 -18 + r2 + 3t = 0 The solution to this equation could not be determined.
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