Rezolvati urmatoarele ecuatii:
a)7/12+(-2/3)x(-1/4)-5/6=
b)-5/12x[4+(-3/10)]+5/9=
c)(-1/2)x(+1/3)+(-1/6)x0,5=
d)(-3)x1/4x(-1/3)-0,(3)x(-1,25)=
VA ROG SA MA AJUTATI!!!DAU COOOORRRROAANNA!!!