Ответ: x=8; y=1
Объяснение:
x²-y²=(x-y) (x+y) =>
63=9(x-y) => x-y=7
(x+y)+(x-y)=9+7=16 =>
2x=16 => x=8; y=1
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ: x=8; y=1
Объяснение:
x²-y²=(x-y) (x+y) =>
63=9(x-y) => x-y=7
(x+y)+(x-y)=9+7=16 =>
2x=16 => x=8; y=1