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Simplifying 5x + 8 + (2x) = -7 Reorder the terms: 8 + 5x + (2x) = -7 Combine like terms: 5x + (2x) = 7x 8 + 7x = -7 Solving 8 + 7x = -7 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + 7x = -7 + -8 Combine like terms: 8 + -8 = 0 0 + 7x = -7 + -8 7x = -7 + -8 Combine like terms: -7 + -8 = -15 7x = -15 Divide each side by '7'. x = -2.142857143 Simplifying x = -2.142857143
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