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Simplifying ax4 + bx2 + -1 = 0 Reorder the terms: -1 + ax4 + bx2 = 0 Solving -1 + ax4 + bx2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '1' to each side of the equation. -1 + ax4 + 1 + bx2 = 0 + 1 Reorder the terms: -1 + 1 + ax4 + bx2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + ax4 + bx2 = 0 + 1 ax4 + bx2 = 0 + 1 Combine like terms: 0 + 1 = 1 ax4 + bx2 = 1 Add '-1bx2' to each side of the equation. ax4 + bx2 + -1bx2 = 1 + -1bx2 Combine like terms: bx2 + -1bx2 = 0 ax4 + 0 = 1 + -1bx2 ax4 = 1 + -1bx2 Divide each side by 'x4'. a = x-4 + -1bx-2 Simplifying a = x-4 + -1bx-2 Reorder the terms: a = -1bx-2 + x-4
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