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Mlgproer9001
a fost răspuns

aflati x din proportia [tex] \frac{3x}{4,(2)} = \frac{9}{2} [/tex]

Răspuns :

Flavistin
3x:4,(2)=9:2
3x:4,(2)=4,5
3x=4,5x4,(2)
3x=19
x=19:3
x=6,(3)
Raluca98t
[tex] \frac{3x}{4,(2)} = \frac{9}{2} \\ \frac{3x}{ \frac{42-4}{9} } = \frac{9}{2} \\ \frac{3x}{ \frac{38}{9} } = \frac{9}{2} \\ \frac{27x}{38 } = \frac{9}{2} \\ x = \frac{9*38}{2*27} \\ x = \frac{19}{3} [/tex]

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