(х+3)² - (х+5)(х-5) = 46х² + 6х + 9 - (х² - 5х + 5х - 25) = 46х² + 6х + 9 - х² - 25 = 466х - 16 = 466х = 62х = 62/6х = 31/3
Ответ: х = 31/3
(х+3)² - (х+5)(х-5) = 46
х² + 6х + 9 - (х² - 5х + 5х - 25) = 46
х² + 6х + 9 - х² - 25 = 46
6х - 16 = 46
6х = 62
х = 62/6
х = 31/3
Ответ: х = 31/3