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Simplifying x4 + -7X2 + 1 = 0 Reorder the terms: 1 + -7X2 + x4 = 0 Solving 1 + -7X2 + x4 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -7X2 + -1 + x4 = 0 + -1 Reorder the terms: 1 + -1 + -7X2 + x4 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -7X2 + x4 = 0 + -1 -7X2 + x4 = 0 + -1 Combine like terms: 0 + -1 = -1 -7X2 + x4 = -1 Add '-1x4' to each side of the equation. -7X2 + x4 + -1x4 = -1 + -1x4 Combine like terms: x4 + -1x4 = 0 -7X2 + 0 = -1 + -1x4 -7X2 = -1 + -1x4 Divide each side by '-7'. X2 = 0.1428571429 + 0.1428571429x4 Simplifying X2 = 0.1428571429 + 0.1428571429x4 Reorder the terms: -0.1428571429 + X2 + -0.1428571429x4 = 0.1428571429 + 0.1428571429x4 + -0.1428571429 + -0.1428571429x4 Reorder the terms: -0.1428571429 + X2 + -0.1428571429x4 = 0.1428571429 + -0.1428571429 + 0.1428571429x4 + -0.1428571429x4 Combine like terms: 0.1428571429 + -0.1428571429 = 0.0000000000 -0.1428571429 + X2 + -0.1428571429x4 = 0.0000000000 + 0.1428571429x4 + -0.1428571429x4 -0.1428571429 + X2 + -0.1428571429x4 = 0.1428571429x4 + -0.1428571429x4 Combine like terms: 0.1428571429x4 + -0.1428571429x4 = 0.0000000000 -0.1428571429 + X2 + -0.1428571429x4 = 0.0000000000 The solution to this equation could not be determined.
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