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Simplifying 8x * 9x + -42(2 + -3) * 12 = 0 Reorder the terms for easier multiplication: 8 * 9x * x + -42(2 + -3) * 12 = 0 Multiply 8 * 9 72x * x + -42(2 + -3) * 12 = 0 Multiply x * x 72x2 + -42(2 + -3) * 12 = 0 Combine like terms: 2 + -3 = -1 72x2 + -42(-1) * 12 = 0 Multiply -42 * -1 72x2 + 42 * 12 = 0 Multiply 42 * 12 72x2 + 504 = 0 Reorder the terms: 504 + 72x2 = 0 Solving 504 + 72x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-504' to each side of the equation. 504 + -504 + 72x2 = 0 + -504 Combine like terms: 504 + -504 = 0 0 + 72x2 = 0 + -504 72x2 = 0 + -504 Combine like terms: 0 + -504 = -504 72x2 = -504 Divide each side by '72'. x2 = -7 Simplifying x2 = -7 Reorder the terms: 7 + x2 = -7 + 7 Combine like terms: -7 + 7 = 0 7 + x2 = 0 The solution to this equation could not be determined.
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