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Simplifying -3x + -3(-2x + 2) = -42 Reorder the terms: -3x + -3(2 + -2x) = -42 -3x + (2 * -3 + -2x * -3) = -42 -3x + (-6 + 6x) = -42 Reorder the terms: -6 + -3x + 6x = -42 Combine like terms: -3x + 6x = 3x -6 + 3x = -42 Solving -6 + 3x = -42 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + 3x = -42 + 6 Combine like terms: -6 + 6 = 0 0 + 3x = -42 + 6 3x = -42 + 6 Combine like terms: -42 + 6 = -36 3x = -36 Divide each side by '3'. x = -12 Simplifying x = -12
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