Answer:
If you're solving an equation, you can throw away any common constant factor. But if you're factoring a polynomial, you must keep the common factor. Example: To solve 8x² + 16x + 8 = 0, you can divide left and right by the common factor 8. The equation x² + 2x + 1 = 0 has the same roots as the original equation.
Step-by-step explanation:
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