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Simplifying -8 + -2b = 2(1 + -2b) -8 + -2b = (1 * 2 + -2b * 2) -8 + -2b = (2 + -4b) Solving -8 + -2b = 2 + -4b Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '4b' to each side of the equation. -8 + -2b + 4b = 2 + -4b + 4b Combine like terms: -2b + 4b = 2b -8 + 2b = 2 + -4b + 4b Combine like terms: -4b + 4b = 0 -8 + 2b = 2 + 0 -8 + 2b = 2 Add '8' to each side of the equation. -8 + 8 + 2b = 2 + 8 Combine like terms: -8 + 8 = 0 0 + 2b = 2 + 8 2b = 2 + 8 Combine like terms: 2 + 8 = 10 2b = 10 Divide each side by '2'. b = 5 Simplifying b = 5
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