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Simplifying 12x3 + 8x2 + -84X = 0 Reorder the terms: -84X + 8x2 + 12x3 = 0 Solving -84X + 8x2 + 12x3 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-8x2' to each side of the equation. -84X + 8x2 + -8x2 + 12x3 = 0 + -8x2 Combine like terms: 8x2 + -8x2 = 0 -84X + 0 + 12x3 = 0 + -8x2 -84X + 12x3 = 0 + -8x2 Remove the zero: -84X + 12x3 = -8x2 Add '-12x3' to each side of the equation. -84X + 12x3 + -12x3 = -8x2 + -12x3 Combine like terms: 12x3 + -12x3 = 0 -84X + 0 = -8x2 + -12x3 -84X = -8x2 + -12x3 Divide each side by '-84'. X = 0.09523809524x2 + 0.1428571429x3 Simplifying X = 0.09523809524x2 + 0.1428571429x3
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