Sapooalex63ask
a fost răspuns

dau coroana urgent pls​

Dau Coroana Urgent Pls class=

Răspuns :

Anamihaiela33ask

Răspuns:

2x = 5y = 6z = >k

x = k/2

y = k/5

z = k/6

k/2 + k/5 + k/6 = 420  /x30

15k + 6k + 5k = 12600

26k = 12600

k = 12600 : 26

k = 12600/26 = 6300/13

x = 6300/13 / 2 = 3150/13

y = 6300/13 / 5 = 1260/13

z = 6300/13 / 6 = 1050/13

3150/13 + 1260/13 + 1050/13 =  5460/13 = 420 

Explicație pas cu pas:

Coroana si puncte te rog?

Ask Alte intrebari