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Simplifying 2x2 + -7x + 3a = 0 Reorder the terms: 3a + -7x + 2x2 = 0 Solving 3a + -7x + 2x2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '7x' to each side of the equation. 3a + -7x + 7x + 2x2 = 0 + 7x Combine like terms: -7x + 7x = 0 3a + 0 + 2x2 = 0 + 7x 3a + 2x2 = 0 + 7x Remove the zero: 3a + 2x2 = 7x Add '-2x2' to each side of the equation. 3a + 2x2 + -2x2 = 7x + -2x2 Combine like terms: 2x2 + -2x2 = 0 3a + 0 = 7x + -2x2 3a = 7x + -2x2 Divide each side by '3'. a = 2.333333333x + -0.6666666667x2 Simplifying a = 2.333333333x + -0.6666666667x2
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