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Va rog mult! HELPPPP ..uitati pozelee

Va Rog Mult HELPPPP Uitati Pozelee class=
Va Rog Mult HELPPPP Uitati Pozelee class=

Răspuns :

Vilmaristul
t₁=5/9*3/2=5/6
t₂=5/6-1/3=3/6=1/2
1/3:(1-x)=1/2
(1-x)=1/2:1/3
1-x=3/2
x=1-3/2
x=-1/2

t₁=5*3/4=15/4
t₂=15/4-1/4=14/4=7/2
11/2-8x=7/2
11/2-7/2=8x
4/2=8x
2=8x
x=1/4

t₁=28/31
t2=28/31-1/4=81/124
(5/2-x):8/7=81/124
(5/2-x=81/124*8/7=9/14
5/2-9/14=x
x=13/7

(7/15+x=1*(4/9+3/10)
x=(40+27)/90-7/15
x=67/90-7/15
x=(67-42)/90
x=25/90=5/16

7/24-x=(3/8-1/5)*1
x=7/24-7/40
x=(35-21)/40
x=14/40
x=7/20

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