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Simplifying 2r2 + -6r4 + -56n = 0 Reorder the terms: -56n + 2r2 + -6r4 = 0 Solving -56n + 2r2 + -6r4 = 0 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2r2' to each side of the equation. -56n + 2r2 + -2r2 + -6r4 = 0 + -2r2 Combine like terms: 2r2 + -2r2 = 0 -56n + 0 + -6r4 = 0 + -2r2 -56n + -6r4 = 0 + -2r2 Remove the zero: -56n + -6r4 = -2r2 Add '6r4' to each side of the equation. -56n + -6r4 + 6r4 = -2r2 + 6r4 Combine like terms: -6r4 + 6r4 = 0 -56n + 0 = -2r2 + 6r4 -56n = -2r2 + 6r4 Divide each side by '-56'. n = 0.03571428571r2 + -0.1071428571r4 Simplifying n = 0.03571428571r2 + -0.1071428571r4
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