Question

раскройте скобки!!!!!!!!!!!!​

Answer 1

Ответ:

Объяснение:

$4-(7-y) = 4-7+y = -3+y = y-3\\ 7+(x-9) = 7+x-9 = x-2 \\ 3-(8+p) = 3-8 - p = -5 - p = -p-5 \\ 8-(14-p+c)-p = 8-14+p-c-p = -6-c = -c-6\\ -(-c+y)+(-c+y) = c-y-c+y = 0$