Question

Rezolvati in multimea numerelor rationale ecuatiile :
a) x+1/2=5/3
b) 2(x-1)+5=12-x
c) x+2/3+1/2=5/6
URGENT VA ROG MULT DAU COROANA

Answer 1

a)x=5/6-1/6=4/6
b)2x+11=5-2
   2x+11=3
   2x=3-11
   2x=-8
   x=8 împărțit la 2
   x=4
c)x+2/3=5/6-1/6
   x+2/3=4/6
   x=4/6-2/6
   x=2/6