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Simplifying 2(-2x + 2) + -7 = 9 + -7x Reorder the terms: 2(2 + -2x) + -7 = 9 + -7x (2 * 2 + -2x * 2) + -7 = 9 + -7x (4 + -4x) + -7 = 9 + -7x Reorder the terms: 4 + -7 + -4x = 9 + -7x Combine like terms: 4 + -7 = -3 -3 + -4x = 9 + -7x Solving -3 + -4x = 9 + -7x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7x' to each side of the equation. -3 + -4x + 7x = 9 + -7x + 7x Combine like terms: -4x + 7x = 3x -3 + 3x = 9 + -7x + 7x Combine like terms: -7x + 7x = 0 -3 + 3x = 9 + 0 -3 + 3x = 9 Add '3' to each side of the equation. -3 + 3 + 3x = 9 + 3 Combine like terms: -3 + 3 = 0 0 + 3x = 9 + 3 3x = 9 + 3 Combine like terms: 9 + 3 = 12 3x = 12 Divide each side by '3'. x = 4 Simplifying x = 4
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