Question

A has 85 notes in the demonstration of rs. 50 and rs. 100. if the value of the money is rs.5000 then find the total number of rs.50 notes?

Answer 1

x+y =85-------(1)
50x +100y = 5000
50(x+10y) = 5000
x+10y= 100------(2)
use any method to find