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Simplifying 7x + 3 = 2x + 1 Reorder the terms: 3 + 7x = 2x + 1 Reorder the terms: 3 + 7x = 1 + 2x Solving 3 + 7x = 1 + 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. 3 + 7x + -2x = 1 + 2x + -2x Combine like terms: 7x + -2x = 5x 3 + 5x = 1 + 2x + -2x Combine like terms: 2x + -2x = 0 3 + 5x = 1 + 0 3 + 5x = 1 Add '-3' to each side of the equation. 3 + -3 + 5x = 1 + -3 Combine like terms: 3 + -3 = 0 0 + 5x = 1 + -3 5x = 1 + -3 Combine like terms: 1 + -3 = -2 5x = -2 Divide each side by '5'. x = -0.4 Simplifying x = -0.4
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