Pliss jawab ya nanti dilumpulin piss✌​

Jawaban:

28) ( – 3 ) + 4 = 1

29) a. 25 – ( – 13) = 25 + 13 = 38

b. 32 – 64 = ( – 32 )

c. ( – 30 ) – (- 4 ) = ( – 30 ) + 4 = ( – 34 )

semoga membantu, semangatt!