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Simplifying (b + -7)(b2 + 7b + -1) = 0 Reorder the terms: (-7 + b)(b2 + 7b + -1) = 0 Reorder the terms: (-7 + b)(-1 + 7b + b2) = 0 Multiply (-7 + b) * (-1 + 7b + b2) (-7(-1 + 7b + b2) + b(-1 + 7b + b2)) = 0 ((-1 * -7 + 7b * -7 + b2 * -7) + b(-1 + 7b + b2)) = 0 ((7 + -49b + -7b2) + b(-1 + 7b + b2)) = 0 (7 + -49b + -7b2 + (-1 * b + 7b * b + b2 * b)) = 0 (7 + -49b + -7b2 + (-1b + 7b2 + b3)) = 0 Reorder the terms: (7 + -49b + -1b + -7b2 + 7b2 + b3) = 0 Combine like terms: -49b + -1b = -50b (7 + -50b + -7b2 + 7b2 + b3) = 0 Combine like terms: -7b2 + 7b2 = 0 (7 + -50b + 0 + b3) = 0 (7 + -50b + b3) = 0 Solving 7 + -50b + b3 = 0 Solving for variable 'b'. The solution to this equation could not be determined.
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