Question

4.Освободите выражение от скобок
5a – (3 – a) + 6
12m + (2m – 5) – 7
25x – (75x – 24y) + 6x
(k – 2) – (2 – k) + 3k

Answer 1

1. 5a-(3-a)+6
2. 5a-3+a+6
3. 6a+3

1. 12m+(2m-5)-7
2. 12m+2m-5-7
3. 14m-12

1. 25x-(75x-24y)+6x
2. 25x-75x+24y+6x
3. 24y-44x

1. (k-2)-(2-k)+3k
2. k-2-2+k+3k
3. 5k-4