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Simplifying -7x + 7 = -2x + 7 Reorder the terms: 7 + -7x = -2x + 7 Reorder the terms: 7 + -7x = 7 + -2x Add '-7' to each side of the equation. 7 + -7 + -7x = 7 + -7 + -2x Combine like terms: 7 + -7 = 0 0 + -7x = 7 + -7 + -2x -7x = 7 + -7 + -2x Combine like terms: 7 + -7 = 0 -7x = 0 + -2x -7x = -2x Solving -7x = -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 = -2x + 2x Combine like terms: -7x + 2x = -5x -5x = -2x + 2x Combine like terms: -2x + 2x = 0 -5x = 0 Divide each side by '-5'. x = 0 Simplifying x = 0
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