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Simplifying 9x2 + 18X + 68 = 0 Reorder the terms: 68 + 18X + 9x2 = 0 Solving 68 + 18X + 9x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-68' to each side of the equation. 68 + 18X + -68 + 9x2 = 0 + -68 Reorder the terms: 68 + -68 + 18X + 9x2 = 0 + -68 Combine like terms: 68 + -68 = 0 0 + 18X + 9x2 = 0 + -68 18X + 9x2 = 0 + -68 Combine like terms: 0 + -68 = -68 18X + 9x2 = -68 Add '-9x2' to each side of the equation. 18X + 9x2 + -9x2 = -68 + -9x2 Combine like terms: 9x2 + -9x2 = 0 18X + 0 = -68 + -9x2 18X = -68 + -9x2 Divide each side by '18'. X = -3.777777778 + -0.5x2 Simplifying X = -3.777777778 + -0.5x2
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