a) x+ 70dal =5kl
5kl =500dal
⇒x+ 70dal =500dal
x=500dal-70dal
x=430dal
b) 800 l+x=70hl
70hl=7000 l
⇒800 l+x=7000 l
x=7000 l - 800 l
x=6200 l
c) x-94000ml=120 l
94000ml=94 l
⇒x-94 l=120 l
x=120 l - 94 l
x=26 l
sper ca te-am ajutat
daca e bn imi dai coronita?