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Simplifying -1(2b + -4) = 0 Reorder the terms: -1(-4 + 2b) = 0 (-4 * -1 + 2b * -1) = 0 (4 + -2b) = 0 Solving 4 + -2b = 0 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -2b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -2b = 0 + -4 -2b = 0 + -4 Combine like terms: 0 + -4 = -4 -2b = -4 Divide each side by '-2'. b = 2 Simplifying b = 2
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