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Simplifying 2b + -7 = -9 Reorder the terms: -7 + 2b = -9 Solving -7 + 2b = -9 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + 2b = -9 + 7 Combine like terms: -7 + 7 = 0 0 + 2b = -9 + 7 2b = -9 + 7 Combine like terms: -9 + 7 = -2 2b = -2 Divide each side by '2'. b = -1 Simplifying b = -1
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