Let's solve it!

So, let's study each factor.

x + 7 = 0 -> x = -7

x² - 49 = 0 -> x² = 49 - > x = ± √49 -> x = ± 7

Final x = 7 and x = -7

So, let's study each factor.

x + 7 = 0 -> x = -7

x² - 49 = 0 -> x² = 49 - > x = ± √49 -> x = ± 7

Final x = 7 and x = -7

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