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Solutia ecuatiei 1 supra 5 :x=2

Răspuns :

1/5 : x = 2
1/5 = 2x
2x * 5 = 1
10x = 1
x = 1/10
1/ 5 ÷ x = 2
x= 1/ 5 ÷ 2
x= 1/10