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Answer :

1. -4-18= -22
2. 5-14=-9
3. -12(-7)=+84
4. 10-16=-6

Answer:

1. (-4)+(-18) = -4-18 = -22

2. 5-14 = -9

3.(-12)-7 = -12-7 = -19

4.10+(-16) = 10-16 = -6