👤

Rezolvati ecuatia 1/2 * x - 1/3 = 1/4 * x

Răspuns :

x/2 -x/4 = 1/3
aducem la acelasi numitor
6x/12 - 3x/12 = 4/12
3x = 4
x = 4/3
x/2=1/3+x/4
⇒1/3=x/2-x/4
⇒1/3=2x/4-x/4
⇒1/3=x/4
⇒x=1/3 ·4
⇒x=4/3⇒x=1,[3]∈R;