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Simplifying 2X^{2}+ 15x + -8 = 0 Reorder the terms: -8 + 2X^{2}+ 15x = 0 Solving -8 + 2X^{2}+ 15x = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 2X^{2}+ 8 + 15x = 0 + 8 Reorder the terms: -8 + 8 + 2X^{2}+ 15x = 0 + 8 Combine like terms: -8 + 8 = 0 0 + 2X^{2}+ 15x = 0 + 8 2X^{2}+ 15x = 0 + 8 Combine like terms: 0 + 8 = 8 2X^{2}+ 15x = 8 Add '-15x' to each side of the equation. 2X^{2}+ 15x + -15x = 8 + -15x Combine like terms: 15x + -15x = 0 2X^{2}+ 0 = 8 + -15x 2X^{2}= 8 + -15x Divide each side by '2'. X^{2}= 4 + -7.5x Simplifying X^{2}= 4 + -7.5x Reorder the terms: -4 + X^{2}+ 7.5x = 4 + -7.5x + -4 + 7.5x Reorder the terms: -4 + X^{2}+ 7.5x = 4 + -4 + -7.5x + 7.5x Combine like terms: 4 + -4 = 0 -4 + X^{2}+ 7.5x = 0 + -7.5x + 7.5x -4 + X^{2}+ 7.5x = -7.5x + 7.5x Combine like terms: -7.5x + 7.5x = 0.0 -4 + X^{2}+ 7.5x = 0.0 The solution to this equation could not be determined.

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