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3 (5x+2)=5 (x+6)+26
Va rog scrieti toti pasi


Răspuns :

desfacem parantezele

3*5x + 6= 5x + 30 +26

15x + 6 = 5x +56

grupam termenii asemanatori:

15x-5x= 56-6

10x=50

x= 50/10
x=5
15x+6=5x+30+26
15x-5x=30+26-6
10x=50
x=5