a,b,c,d,e,=208:a=7×b;b=8+c;c=d-30;d=3×e;d+e=112

Răspuns :

e= 112:4

e= 28

d= 112-28

d= 84

c= 84-30

c= 54

b= 8+54

b= 62

7×62=434

a= 208:434

a= 0,48

208:a= 7xb
b=8+c
c=d-30
d=3xe
d+e=112
3e+e=112
4e=112
e=28
d=3x28
d=84
c=84-30
c=54
b=8+54
b=62
208:a= 7x62
208:a= 434
a= 208:434
a=0,479