Question

Alla me necunoscut :
a) x+(3)= -5
b) 7+b= -3
C) -4+y=1
d) z+(-4)= -5
a) x+0= -2​

Answer 1

a) x=-5-3=-8
b) b= -3-7=-10
c) y= 1+4=5
d) z=-5+4=-1
e) x=-2-0=-2

Answer 2

Răspuns:

a/x=-5-3

x=-8

b/b=-3-7

b=-10

c/y=1+4

y=5

d/z-4=-5

z=-5+4

z=-1

d/x+0=-2

x=-2