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Simplifying -30 + 3x = 0 Solving -30 + 3x = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + 3x = 0 + 30 Combine like terms: -30 + 30 = 0 0 + 3x = 0 + 30 3x = 0 + 30 Combine like terms: 0 + 30 = 30 3x = 30 Divide each side by '3'. x = 10 Simplifying x = 10
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