Răspuns:
4/x=54/27
54x=4×27
x=108:54
x=2
[tex] \bf \dfrac{4}{x} = \dfrac{54}{27} \implies54 \cdot x = 4 \cdot27[/tex]
[tex]\bf 54x = 108 \: \: \: \bigg| : 54[/tex]
[tex] \red{ \boxed{\bf \: x = 2 \: }}[/tex]
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