Question

Rezolvati in Q ecuatiile: a) x/3=-1/2 b) x+1supra2 =-5/3 c) x/2=x+1supra3

Answer 1

a) x/3=-1/2
   x=-3/2
b)(x+1)/2=-5/3
  3(x+1)=-10
  3x+3=-10
  3x=-10-3
3x=-13
x=-13/3

c) x/2=(x+1)/3
 3x=2(x+1)
3x=2x+2
x=2