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Simplifying 9r2 + -3 = -45 Reorder the terms: -3 + 9r2 = -45 Solving -3 + 9r2 = -45 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + 9r2 = -45 + 3 Combine like terms: -3 + 3 = 0 0 + 9r2 = -45 + 3 9r2 = -45 + 3 Combine like terms: -45 + 3 = -42 9r2 = -42 Divide each side by '9'. r2 = -4.666666667 Simplifying r2 = -4.666666667 Reorder the terms: 4.666666667 + r2 = -4.666666667 + 4.666666667 Combine like terms: -4.666666667 + 4.666666667 = 0.000000000 4.666666667 + r2 = 0.000000000 The solution to this equation could not be determined.
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