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a fost răspuns

Rezolvati ecuatile:a) x+6/5+x+2/4=3x+3/10+x+4/4

Răspuns :

Cocirmariadenis
x+6/5+x+2/4=3x+3/10+x+4/4
2x-4x=3/10+1-1/2-6/5  l amplific pentru a obtine numitorul 10
-20x=3+10-5-12
-20x=8-12
-20x=-4
x=(-4)/-20
x=1/5

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