Question

помогите с алгеброй пожалуста

8ebd3434e85caab15b657bb019d977bc.pdf

Answer 1

2 Задания

$1)4a + 3c - 3a - 4c = a - c$

$2)3(3k - c) - (3c - k) = 9k - 3c - 3c + k = 10k - 6c$

$3)4(y - a) - 5(2a - y) = 4y - 4a - 10a + 5y = 9y - 14a$

$4)2a - y - 3a + 2y = - a + y$

$5)4(a - x) - 293a - x = 4a - 4x - 293a - x = - 289a - 5x$

$6) - (3a - c) + 3(3c - a) = - 3a + c + 9c - 3a = - 6a + 10c$