Question

Rezolvati in multimea numerelor naturale ecuatiilor:

a) x+17=23 b) 29-x=11 c) 12 x x =48 d) 75:x=3 e) x:37=42

Answer 1

a) x=23-17=6
b) x=29-11=18
c) x x = 4 ---> x=+2or-2
d) x=75/3=25
e) x=42(37)=1554