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Simplifying X4 + -40x2 = 441 Solving X4 + -40x2 = 441 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '40x2' to each side of the equation. X4 + -40x2 + 40x2 = 441 + 40x2 Combine like terms: -40x2 + 40x2 = 0 X4 + 0 = 441 + 40x2 X4 = 441 + 40x2 Simplifying X4 = 441 + 40x2 Reorder the terms: -441 + X4 + -40x2 = 441 + 40x2 + -441 + -40x2 Reorder the terms: -441 + X4 + -40x2 = 441 + -441 + 40x2 + -40x2 Combine like terms: 441 + -441 = 0 -441 + X4 + -40x2 = 0 + 40x2 + -40x2 -441 + X4 + -40x2 = 40x2 + -40x2 Combine like terms: 40x2 + -40x2 = 0 -441 + X4 + -40x2 = 0 The solution to this equation could not be determined.
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