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Simplifying 2.5x2 + 4 = 0 Reorder the terms: 4 + 2.5x2 = 0 Solving 4 + 2.5x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 2.5x2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 2.5x2 = 0 + -4 2.5x2 = 0 + -4 Combine like terms: 0 + -4 = -4 2.5x2 = -4 Divide each side by '2.5'. x2 = -1.6 Simplifying x2 = -1.6 Reorder the terms: 1.6 + x2 = -1.6 + 1.6 Combine like terms: -1.6 + 1.6 = 0.0 1.6 + x2 = 0.0 The solution to this equation could not be determined.
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