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Simplifying 45b2 + 20b = 0 Reorder the terms: 20b + 45b2 = 0 Solving 20b + 45b2 = 0 Solving for variable 'b'. Factor out the Greatest Common Factor (GCF), '5b'. 5b(4 + 9b) = 0 Ignore the factor 5.Subproblem 1
Set the factor 'b' equal to zero and attempt to solve: Simplifying b = 0 Solving b = 0 Move all terms containing b to the left, all other terms to the right. Simplifying b = 0Subproblem 2
Set the factor '(4 + 9b)' equal to zero and attempt to solve: Simplifying 4 + 9b = 0 Solving 4 + 9b = 0 Move all terms containing b to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 9b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 9b = 0 + -4 9b = 0 + -4 Combine like terms: 0 + -4 = -4 9b = -4 Divide each side by '9'. b = -0.4444444444 Simplifying b = -0.4444444444Solution
b = {0, -0.4444444444}
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