Question

va rog am nevoie repede dau coroana ​

Answer 1

Răspuns:

a)x=43,75

y=30,96

x+y=74,71

x-y=12,79

b)x=18,34

y=9,95

x+y=28,29

x-y=8,39

c)x=45,4

y=18,1

x+y=63,5

x-y=27,3

d)x=10,851

y=2,83

x+y=13,681

x-y=8,020

e)x=20,90

y=3,25

x+y=24,15

x-y=17,65