Question

if r=p+q, p+r=q+s, p+q+r+s=8 then among p,q,r,s which have second highest value?

Answer 1

for any euation to be solved

number of variable should be less than or equal to number of equation.

here, number of variable = 4
number of equation = 3

Thus, this set of equations can not be solved, unless one more equation is provide.