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Simplifying 7x + 2 = 3x + -30 Reorder the terms: 2 + 7x = 3x + -30 Reorder the terms: 2 + 7x = -30 + 3x Solving 2 + 7x = -30 + 3x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3x' to each side of the equation. 2 + 7x + -3x = -30 + 3x + -3x Combine like terms: 7x + -3x = 4x 2 + 4x = -30 + 3x + -3x Combine like terms: 3x + -3x = 0 2 + 4x = -30 + 0 2 + 4x = -30 Add '-2' to each side of the equation. 2 + -2 + 4x = -30 + -2 Combine like terms: 2 + -2 = 0 0 + 4x = -30 + -2 4x = -30 + -2 Combine like terms: -30 + -2 = -32 4x = -32 Divide each side by '4'. x = -8 Simplifying x = -8
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