Question

Rezolvati ecuatiile urmatoare, unde x este numar rational:

a) 4x = 10;
b) 6x = 15;
c) -20x = 28;
d) - 8x = -12;
e) 12x = -21;
f) - 6x = -15.

Answer 1

X=10/4=2.5
X=15/6=5/2=2.5
X=28/-20=-1.4
X=-12/-8=3/2=1.5
X=-21/12=-7/4=-1.75
X=-15/-6=5/2=2.5