Question

Salut !
Ex 16 !
Multumesc anticipat

Answer 1

Punctul A

a + b = -48

c = 29

a + (b + c) = a + b + c

= -48 + 29

= 29 - 48

= -19

Punctul B

a = -181

b + c = -238

(a + b) + c = a + b + c

= -181 + (-238)

= -181 - 238

= -(181 + 238)

= -419