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Simplifying 15x2 + 87 = 18 Reorder the terms: 87 + 15x2 = 18 Solving 87 + 15x2 = 18 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-87' to each side of the equation. 87 + -87 + 15x2 = 18 + -87 Combine like terms: 87 + -87 = 0 0 + 15x2 = 18 + -87 15x2 = 18 + -87 Combine like terms: 18 + -87 = -69 15x2 = -69 Divide each side by '15'. x2 = -4.6 Simplifying x2 = -4.6 Reorder the terms: 4.6 + x2 = -4.6 + 4.6 Combine like terms: -4.6 + 4.6 = 0.0 4.6 + x2 = 0.0 The solution to this equation could not be determined.
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