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Simplifying 3 + -4x2 = 85 Solving 3 + -4x2 = 85 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -4x2 = 85 + -3 Combine like terms: 3 + -3 = 0 0 + -4x2 = 85 + -3 -4x2 = 85 + -3 Combine like terms: 85 + -3 = 82 -4x2 = 82 Divide each side by '-4'. x2 = -20.5 Simplifying x2 = -20.5 Reorder the terms: 20.5 + x2 = -20.5 + 20.5 Combine like terms: -20.5 + 20.5 = 0.0 20.5 + x2 = 0.0 The solution to this equation could not be determined.
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