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Simplifying 7(3x + 2) = -7 Reorder the terms: 7(2 + 3x) = -7 (2 * 7 + 3x * 7) = -7 (14 + 21x) = -7 Solving 14 + 21x = -7 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + 21x = -7 + -14 Combine like terms: 14 + -14 = 0 0 + 21x = -7 + -14 21x = -7 + -14 Combine like terms: -7 + -14 = -21 21x = -21 Divide each side by '21'. x = -1 Simplifying x = -1
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