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Simplifying 4x2 + 9 = 7 Reorder the terms: 9 + 4x2 = 7 Solving 9 + 4x2 = 7 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 4x2 = 7 + -9 Combine like terms: 9 + -9 = 0 0 + 4x2 = 7 + -9 4x2 = 7 + -9 Combine like terms: 7 + -9 = -2 4x2 = -2 Divide each side by '4'. x2 = -0.5 Simplifying x2 = -0.5 Reorder the terms: 0.5 + x2 = -0.5 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.5 + x2 = 0.0 The solution to this equation could not be determined.
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