Question

ajutatima va rog Rezolvati urmatoarele ,unde x este numar natural:a)x+(17-15)=12 b)x-2+8=20 c)(36-x)-8=12 d)48-36=x-3+8 e)38+4+x-12=42

Answer 1

a)x+2=12,x=12-2
b)x-10=20,x=20=10
c)x-3+8=48-36,x-11=12,x=12+11
d)42+x-12=42,x-12=42-42,x-12=0,x=0+12