Question

a + 2 = 42
36 + b = 39
c-84 = 4
89 - d = 63
b=
a =
C =
d =
b
a
Il
d=
V:
V:
V:
V:​

Answer 1

a=42-2
a=40

b=39-36
b=3

c=84+4
c=88

d=89-63
d=26

V:40+2=42

V:36+3=39

V:88-84=4

V:89-26=63

Answer 2

Răspuns:

a+2=42

a=42-2

a=40

V:40+2=42

36+b=39

b=39-36

b=3

V:36+3=39

c-84=4

c=84+4

c=88

V:88-84=4

89-d=63

d=89-63

d=26

V:89-26=63

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