Question

how to solve it they are intergers​

Answer 1

Answer:

10 +(-10)

10-10

0

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

1) 10+(-10)= 10-10= 0

2) -9 +(+5)= -9 +5= -4

3) -5 + (-7)= -5 -7= -12

4) 4+(-5)= 4-5= -1