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Simplifying 7x = 2(x + -4) Reorder the terms: 7x = 2(-4 + x) 7x = (-4 * 2 + x * 2) 7x = (-8 + 2x) Solving 7x = -8 + 2x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2x' to each side of the equation. 7x + -2x = -8 + 2x + -2x Combine like terms: 7x + -2x = 5x 5x = -8 + 2x + -2x Combine like terms: 2x + -2x = 0 5x = -8 + 0 5x = -8 Divide each side by '5'. x = -1.6 Simplifying x = -1.6
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