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Simplifying 6x4 + -21x3 + -216n2 = 0 Reorder the terms: -216n2 + -21x3 + 6x4 = 0 Solving -216n2 + -21x3 + 6x4 = 0 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '21x3' to each side of the equation. -216n2 + -21x3 + 21x3 + 6x4 = 0 + 21x3 Combine like terms: -21x3 + 21x3 = 0 -216n2 + 0 + 6x4 = 0 + 21x3 -216n2 + 6x4 = 0 + 21x3 Remove the zero: -216n2 + 6x4 = 21x3 Add '-6x4' to each side of the equation. -216n2 + 6x4 + -6x4 = 21x3 + -6x4 Combine like terms: 6x4 + -6x4 = 0 -216n2 + 0 = 21x3 + -6x4 -216n2 = 21x3 + -6x4 Divide each side by '-216'. n2 = -0.09722222222x3 + 0.02777777778x4 Simplifying n2 = -0.09722222222x3 + 0.02777777778x4 Reorder the terms: n2 + 0.09722222222x3 + -0.02777777778x4 = -0.09722222222x3 + 0.09722222222x3 + 0.02777777778x4 + -0.02777777778x4 Combine like terms: -0.09722222222x3 + 0.09722222222x3 = 0.00000000000 n2 + 0.09722222222x3 + -0.02777777778x4 = 0.00000000000 + 0.02777777778x4 + -0.02777777778x4 n2 + 0.09722222222x3 + -0.02777777778x4 = 0.02777777778x4 + -0.02777777778x4 Combine like terms: 0.02777777778x4 + -0.02777777778x4 = 0.00000000000 n2 + 0.09722222222x3 + -0.02777777778x4 = 0.00000000000 The solution to this equation could not be determined.
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