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Simplifying 18x2 + 7 + -1[8(x2 + -6) + 9] = 0 Reorder the terms: 18x2 + 7 + -1[8(-6 + x2) + 9] = 0 18x2 + 7 + -1[(-6 * 8 + x2 * 8) + 9] = 0 18x2 + 7 + -1[(-48 + 8x2) + 9] = 0 Reorder the terms: 18x2 + 7 + -1[-48 + 9 + 8x2] = 0 Combine like terms: -48 + 9 = -39 18x2 + 7 + -1[-39 + 8x2] = 0 18x2 + 7 + [-39 * -1 + 8x2 * -1] = 0 18x2 + 7 + [39 + -8x2] = 0 Reorder the terms: 7 + 39 + 18x2 + -8x2 = 0 Combine like terms: 7 + 39 = 46 46 + 18x2 + -8x2 = 0 Combine like terms: 18x2 + -8x2 = 10x2 46 + 10x2 = 0 Solving 46 + 10x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-46' to each side of the equation. 46 + -46 + 10x2 = 0 + -46 Combine like terms: 46 + -46 = 0 0 + 10x2 = 0 + -46 10x2 = 0 + -46 Combine like terms: 0 + -46 = -46 10x2 = -46 Divide each side by '10'. x2 = -4.6 Simplifying x2 = -4.6 Reorder the terms: 4.6 + x2 = -4.6 + 4.6 Combine like terms: -4.6 + 4.6 = 0.0 4.6 + x2 = 0.0 The solution to this equation could not be determined.
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