Respuesta :

Answer:

5 + 3 = 8

13 - 8 = 5

6 - 5 = 1

2 - 1 = 1

4 - 1 = 3

  Answer : 3

Answer: 3a + 7y + 7c.
Explanation: 5a - 2a = 3a
3y - (-4y) = 7y
-6c - (-13c) = 7c
The rule with subtracting with negative is kcf, keep, change the sign, and flip
Hope this helps.