Question

III. True or False :
1. (-90) + (-30) = 60
2. (-45) – (-8) = (-8) – (-45)
3. (-15) x 5 = 75
4. x + (-x) = 0​

Answer 1

Answer:

true

true

false

true

Step-by-step explanation:

this is correct answer

Answer 2

Answer:

1. false.
2. false.
3. false
4. true

Step-by-step explanation:

1. right answer is:
2. -120
3. -45+8
4. -75
5. it is true.

PLEASE MARK ME AS BRAINLIEST