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Percy solved the equation x + 7x + 12 = 12. His work is
shown below. Is Percy...
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Mathematics, 15.04.2020 09:20, jaycie16
U JIULIOL
Percy solved the equation x + 7x + 12 = 12. His work is
shown below. Is Percy correct? Explain.
1. (x + 3)(x + 4) = 12
2. x + 3 = 12 or x + 4 = 12
3. X = 9 or x = 8
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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