Question

what is the answer of this question ​

Answer 1

x = 10 rupees note

y= 20 rupees note

x + y = 50. (1)

2x + 2y = 200. (2)

1. x =. 1. 25

y = 50 - x. 49 25

2. 2x + 2y = 200

x = 50. 25

y= 200- 2x / 2. 50 75

then plot it in graph.