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Simplifying 4x2 + 7 = 12n Reorder the terms: 7 + 4x2 = 12n Solving 7 + 4x2 = 12n Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 4x2 = -7 + 12n Combine like terms: 7 + -7 = 0 0 + 4x2 = -7 + 12n 4x2 = -7 + 12n Divide each side by '4'. x2 = -1.75 + 3n Simplifying x2 = -1.75 + 3n Reorder the terms: 1.75 + -3n + x2 = -1.75 + 3n + 1.75 + -3n Reorder the terms: 1.75 + -3n + x2 = -1.75 + 1.75 + 3n + -3n Combine like terms: -1.75 + 1.75 = 0.00 1.75 + -3n + x2 = 0.00 + 3n + -3n 1.75 + -3n + x2 = 3n + -3n Combine like terms: 3n + -3n = 0 1.75 + -3n + x2 = 0 The solution to this equation could not be determined.
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