Question

d) {

−4 = 21

2 +3 + = −1

4 −2 − = 27

e) {

+3 = 7

2 −3 −2 = −38

−2 + = −5

f) {



5

+3 − = 12

2 −2 = 22

+3 −



3

= 26​

Answer 1

oche eso ta mas dificil