Question

Podem me ajudar ? por favor .

Answer 1

(1)
(a)=2
(b)=9
(c)=12
(d)=12
(e)=-5
(f)=-5
(g)=3
(h)=-5
2
(a)-17
(b)6
(c)22
(d)-3
(e)-7
(f)-16
(g)18
(h)-6
(i)-2
espero q seja util