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Simplifying 2x + 7y + -42 = -2 Reorder the terms: -42 + 2x + 7y = -2 Solving -42 + 2x + 7y = -2 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '42' to each side of the equation. -42 + 2x + 42 + 7y = -2 + 42 Reorder the terms: -42 + 42 + 2x + 7y = -2 + 42 Combine like terms: -42 + 42 = 0 0 + 2x + 7y = -2 + 42 2x + 7y = -2 + 42 Combine like terms: -2 + 42 = 40 2x + 7y = 40 Add '-7y' to each side of the equation. 2x + 7y + -7y = 40 + -7y Combine like terms: 7y + -7y = 0 2x + 0 = 40 + -7y 2x = 40 + -7y Divide each side by '2'. x = 20 + -3.5y Simplifying x = 20 + -3.5y
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