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Simplifying 2x2 + 5x + 4a = 0 Reorder the terms: 4a + 5x + 2x2 = 0 Solving 4a + 5x + 2x2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-5x' to each side of the equation. 4a + 5x + -5x + 2x2 = 0 + -5x Combine like terms: 5x + -5x = 0 4a + 0 + 2x2 = 0 + -5x 4a + 2x2 = 0 + -5x Remove the zero: 4a + 2x2 = -5x Add '-2x2' to each side of the equation. 4a + 2x2 + -2x2 = -5x + -2x2 Combine like terms: 2x2 + -2x2 = 0 4a + 0 = -5x + -2x2 4a = -5x + -2x2 Divide each side by '4'. a = -1.25x + -0.5x2 Simplifying a = -1.25x + -0.5x2
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