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Simplifying 2X2 + x + -18 = 0 Reorder the terms: -18 + 2X2 + x = 0 Solving -18 + 2X2 + x = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '18' to each side of the equation. -18 + 2X2 + 18 + x = 0 + 18 Reorder the terms: -18 + 18 + 2X2 + x = 0 + 18 Combine like terms: -18 + 18 = 0 0 + 2X2 + x = 0 + 18 2X2 + x = 0 + 18 Combine like terms: 0 + 18 = 18 2X2 + x = 18 Add '-1x' to each side of the equation. 2X2 + x + -1x = 18 + -1x Combine like terms: x + -1x = 0 2X2 + 0 = 18 + -1x 2X2 = 18 + -1x Divide each side by '2'. X2 = 9 + -0.5x Simplifying X2 = 9 + -0.5x Reorder the terms: -9 + X2 + 0.5x = 9 + -0.5x + -9 + 0.5x Reorder the terms: -9 + X2 + 0.5x = 9 + -9 + -0.5x + 0.5x Combine like terms: 9 + -9 = 0 -9 + X2 + 0.5x = 0 + -0.5x + 0.5x -9 + X2 + 0.5x = -0.5x + 0.5x Combine like terms: -0.5x + 0.5x = 0.0 -9 + X2 + 0.5x = 0.0 The solution to this equation could not be determined.
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