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3inmultit(5x+2)=5(x+6)+26=

Dau coroana
ajutooor!!


Răspuns :

3*(5x+2)=5(x+6)+26
15x+6=5x+30+26
15x-5x=30+26-6
10x=50
x=5
15x+6=5x+30+26
trecem necunoscuta in stanga si restul in dreapta
10x=50
x=5