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Simplifying x + -3 = 7x Reorder the terms: -3 + x = 7x Solving -3 + x = 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 + x + -7x = 7x + -7x Combine like terms: x + -7x = -6x -3 + -6x = 7x + -7x Combine like terms: 7x + -7x = 0 -3 + -6x = 0 Add '3' to each side of the equation. -3 + 3 + -6x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -6x = 0 + 3 -6x = 0 + 3 Combine like terms: 0 + 3 = 3 -6x = 3 Divide each side by '-6'. x = -0.5 Simplifying x = -0.5
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