Question

State whether the following statements are true or false:

1) 23 − (−21) = 23 + 21

2) (−100) + (99) + (−1) = 97 − 99 + 4

3) 1×3 − 31 > 3 − 13 − 31 with method​

Answer 1

Step-by-step explanation:

1)true

2)false

3)false

Answer 2

Answer:

1. true [ 23 + 21 = 23 + 21 ]
2. false [ -100 + 99 - 1 = 97 - 99 + 4 ]

[ -100 + 98 = 97 - 95 ]

[ -2 = 2 ]

3. false [ 3 - 31 > 3 - 44 ]

[ -28 > -39 ] ( incorrect )

-28 < -39 ( correct )

hope it helps