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Simplifying -9x2 + -15 = 0 Reorder the terms: -15 + -9x2 = 0 Solving -15 + -9x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '15' to each side of the equation. -15 + 15 + -9x2 = 0 + 15 Combine like terms: -15 + 15 = 0 0 + -9x2 = 0 + 15 -9x2 = 0 + 15 Combine like terms: 0 + 15 = 15 -9x2 = 15 Divide each side by '-9'. x2 = -1.666666667 Simplifying x2 = -1.666666667 Reorder the terms: 1.666666667 + x2 = -1.666666667 + 1.666666667 Combine like terms: -1.666666667 + 1.666666667 = 0.000000000 1.666666667 + x2 = 0.000000000 The solution to this equation could not be determined.
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