Question

solved for an envelope there are some 5 rupees notes and there are some 10 rupees notes total amount of these notes is 350​

Answer 1

Step-by-step explanation:

let the number of 5 rupees note x and let the number of 10 rupees note b y

condition one,

total amount in an envelope is 350 rupees

amount of rupees notes plus amount of 10 rupees note = 350

so 5 x + 10 y = 350......

..........1

condition two

rupees 5 notes are more than rupees 10 notes by 10

x -y = 10 ... . . . . . . . . . . . . .2

multiply equation 2 by 10