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Simplifying 56a2 + 31a + 3 = 0 Reorder the terms: 3 + 31a + 56a2 = 0 Solving 3 + 31a + 56a2 = 0 Solving for variable 'a'. Factor a trinomial. (3 + 7a)(1 + 8a) = 0Subproblem 1
Set the factor '(3 + 7a)' equal to zero and attempt to solve: Simplifying 3 + 7a = 0 Solving 3 + 7a = 0 Move all terms containing a to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 7a = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 7a = 0 + -3 7a = 0 + -3 Combine like terms: 0 + -3 = -3 7a = -3 Divide each side by '7'. a = -0.4285714286 Simplifying a = -0.4285714286Subproblem 2
Set the factor '(1 + 8a)' equal to zero and attempt to solve: Simplifying 1 + 8a = 0 Solving 1 + 8a = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 8a = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 8a = 0 + -1 8a = 0 + -1 Combine like terms: 0 + -1 = -1 8a = -1 Divide each side by '8'. a = -0.125 Simplifying a = -0.125Solution
a = {-0.4285714286, -0.125}
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