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rezolvati in multimea numerelor naturale ecuatie 5×[17+180:(225-9×15)]+x=96

Răspuns :

5×[17+180:(225-9×15)]+x=96
5×[17+180:(225-135)]=96-x
5×(17+180:90)=96-x
5×(17+2)=96-x
5×19=96-x
5×19=96-x
95=96-x
x=1