Question

y+2y+6a
4x+x+5x
6,5 a-6+9​

Answer 1

Ответ:

1. 4c - (2a²c - 5c²a) - c - 3a²c + 7c²a - (11c²a - (6a²c - 3c)).

 

2. -x + (4y³x - 2y³x) - 5x - 6x³y + 4y³x - (y³x - (y³x + (-3x³y - 6x))).