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Simplifying ax2 + kx + 4 = 0 Reorder the terms: 4 + ax2 + kx = 0 Solving 4 + ax2 + kx = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + ax2 + -4 + kx = 0 + -4 Reorder the terms: 4 + -4 + ax2 + kx = 0 + -4 Combine like terms: 4 + -4 = 0 0 + ax2 + kx = 0 + -4 ax2 + kx = 0 + -4 Combine like terms: 0 + -4 = -4 ax2 + kx = -4 Add '-1kx' to each side of the equation. ax2 + kx + -1kx = -4 + -1kx Combine like terms: kx + -1kx = 0 ax2 + 0 = -4 + -1kx ax2 = -4 + -1kx Divide each side by 'x2'. a = -4x-2 + -1kx-1 Simplifying a = -4x-2 + -1kx-1 Reorder the terms: a = -1kx-1 + -4x-2
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