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Simplifying b + 2 = 30 + -3b Reorder the terms: 2 + b = 30 + -3b Solving 2 + b = 30 + -3b Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '3b' to each side of the equation. 2 + b + 3b = 30 + -3b + 3b Combine like terms: b + 3b = 4b 2 + 4b = 30 + -3b + 3b Combine like terms: -3b + 3b = 0 2 + 4b = 30 + 0 2 + 4b = 30 Add '-2' to each side of the equation. 2 + -2 + 4b = 30 + -2 Combine like terms: 2 + -2 = 0 0 + 4b = 30 + -2 4b = 30 + -2 Combine like terms: 30 + -2 = 28 4b = 28 Divide each side by '4'. b = 7 Simplifying b = 7
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