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rezolvati in Q ecuatia,va rog dau coroana!!!​

Rezolvati In Q Ecuatiava Rog Dau Coroana class=

Răspuns :

1 2/5 =7/5

(x-2/3) : 7/5 = 5/42

x-2/3 = 5/42 * 7/5

x-2/3 = 1/6

x= 1/6+2/3 amplifici pe 2/3 cu 2

x = 1/6 + 4/6

x= 5/6