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Am nevoie de rezolvarea la ecuația asta : -2x+11=41+x

Răspuns :

-2x+11=41+x
-2x+11-41-x=0
-3x-30=0
-3x=30
x=(-10)
2x+11=41+x
2x-x=41-11
1x=30
x= 30:1
x=30