Question

resolve la siguientes ecuaciones

c. 2/8 +1/4 = 1/2 - z

Answer 1

2/8+1/4=1/2-z
2+2/8=1/2-z
4/8=1/2-z
z=1/2-4/8
z= 4-4/8
z=0/8 = 0

Answer 2

2/8 +1/4-1/2=-z
z=0
solo tenias que despejar