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Simplifying -7x + 2(-2x + -2) = -7 + -8x Reorder the terms: -7x + 2(-2 + -2x) = -7 + -8x -7x + (-2 * 2 + -2x * 2) = -7 + -8x -7x + (-4 + -4x) = -7 + -8x Reorder the terms: -4 + -7x + -4x = -7 + -8x Combine like terms: -7x + -4x = -11x -4 + -11x = -7 + -8x Solving -4 + -11x = -7 + -8x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8x' to each side of the equation. -4 + -11x + 8x = -7 + -8x + 8x Combine like terms: -11x + 8x = -3x -4 + -3x = -7 + -8x + 8x Combine like terms: -8x + 8x = 0 -4 + -3x = -7 + 0 -4 + -3x = -7 Add '4' to each side of the equation. -4 + 4 + -3x = -7 + 4 Combine like terms: -4 + 4 = 0 0 + -3x = -7 + 4 -3x = -7 + 4 Combine like terms: -7 + 4 = -3 -3x = -3 Divide each side by '-3'. x = 1 Simplifying x = 1
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