Question

Determinati valoarea expresiei x-y+z, daca :
a) x= -3, y= -7, z= -12
b) x=9, y=12, z= -8
c) x= -21, y= -6, z= 17
CL a-5-a/VAROG RASPUNS DE CLASA a-5-a,RASPUNS DEPLIN SI DACA E GRESIT DAU PLANGERE !!!

Answer 1

a) -3 -(-7)+(-12) =-3+7-12=-8
b) 9-12+(-8)= 9-12-8=-11
c) -21-(-6)+17=-21+6-17=-32