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Simplifying 2x2 + 3 = -15 Reorder the terms: 3 + 2x2 = -15 Solving 3 + 2x2 = -15 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 + 2x2 = -15 + -3 Combine like terms: 3 + -3 = 0 0 + 2x2 = -15 + -3 2x2 = -15 + -3 Combine like terms: -15 + -3 = -18 2x2 = -18 Divide each side by '2'. x2 = -9 Simplifying x2 = -9 Reorder the terms: 9 + x2 = -9 + 9 Combine like terms: -9 + 9 = 0 9 + x2 = 0 The solution to this equation could not be determined.
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