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Simplifying 42 + 2x = 7x + 22 Reorder the terms: 42 + 2x = 22 + 7x Solving 42 + 2x = 22 + 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. 42 + 2x + -7x = 22 + 7x + -7x Combine like terms: 2x + -7x = -5x 42 + -5x = 22 + 7x + -7x Combine like terms: 7x + -7x = 0 42 + -5x = 22 + 0 42 + -5x = 22 Add '-42' to each side of the equation. 42 + -42 + -5x = 22 + -42 Combine like terms: 42 + -42 = 0 0 + -5x = 22 + -42 -5x = 22 + -42 Combine like terms: 22 + -42 = -20 -5x = -20 Divide each side by '-5'. x = 4 Simplifying x = 4
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