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Simplifying 7x2 + 20 = -680 Reorder the terms: 20 + 7x2 = -680 Solving 20 + 7x2 = -680 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + 7x2 = -680 + -20 Combine like terms: 20 + -20 = 0 0 + 7x2 = -680 + -20 7x2 = -680 + -20 Combine like terms: -680 + -20 = -700 7x2 = -700 Divide each side by '7'. x2 = -100 Simplifying x2 = -100 Reorder the terms: 100 + x2 = -100 + 100 Combine like terms: -100 + 100 = 0 100 + x2 = 0 The solution to this equation could not be determined.
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