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Crisugeorge
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Urgent! Imi trebuie pana la ora 12 fix! ​

Urgent Imi Trebuie Pana La Ora 12 Fix class=

Răspuns :

Abecedar2134

Răspuns:

3/x+4=6/18=>54=6x+24=>6x=54-24=>6x=30=>x=30/6=>x=5

3x-4/0,2=0,625/(0.875)=>(3x-4) * (0,875)=0,625 * 0,2=>(3x-4) * 875/1000=0,125=>(3x-4) * 35/40=0,125=>(3x-4) * 7/8=0,125=>(24x-32)  * 7=1=>168x-224=1=>168x=225=>x=225/168=>x=1.33

Sper ca e bine si ca te-am ajutat!

L0987

a) 3/ x+4 = 6/18 =

= 3/x+4 = 1/3

9 = x+4

-x+9 = 4

-x= 4-9

-x= -5

x=5.

b) 3x-4/0,2 = 0,625/ (0,875)

3x-4/ 1/5 = 5/8 / 7/8

(3x-4) ×5 = 5/7

15x-20= 5/7

15x= 5/7+20

15x =145/7

x= 29/21

Alte intrebari