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Simplifying -27 = 6b + -4b Combine like terms: 6b + -4b = 2b -27 = 2b Solving -27 = 2b Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '-2b' to each side of the equation. -27 + -2b = 2b + -2b Combine like terms: 2b + -2b = 0 -27 + -2b = 0 Add '27' to each side of the equation. -27 + 27 + -2b = 0 + 27 Combine like terms: -27 + 27 = 0 0 + -2b = 0 + 27 -2b = 0 + 27 Combine like terms: 0 + 27 = 27 -2b = 27 Divide each side by '-2'. b = -13.5 Simplifying b = -13.5
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