х² - (х + 3)(х - 3) = 3х
х² - х² + 9 = 3x
9 = 3x
- 3x = - 9
x = 3
Ответ: х = 3
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
х² - (х + 3)(х - 3) = 3х
х² - х² + 9 = 3x
9 = 3x
- 3x = - 9
x = 3
Ответ: х = 3