terriyakdavenport terriyakdavenport 15-04-2020 Mathematics contestada 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