Răspuns :
a+b+c=37
c=a+1
b=c+5=a+1+5=a+6
a+a+6+a+1=37
3a+7=37
3a=37-7
a=30/3
a=10
c=10+1=11
b=10+6=16
c=a+1
b=c+5=a+1+5=a+6
a+a+6+a+1=37
3a+7=37
3a=37-7
a=30/3
a=10
c=10+1=11
b=10+6=16
c = a + 1,
b = c + 5,
a + b + c = 37,
a + c+5 + a+1 = 37,
a + a + 1+ 5 + a + 1 = 37,
3a + 7 = 37,
3a = 30,
a = 10,
c = 11,
b = 16.