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