Question

If x=-1. --2 is a solution of the equation 2x + 3y - k. then the value of k is​

Answer 1

Answer:

Given, equation is: 10x−9y=15 and also given that (2p - 1, p) is its solution hence it should satisy this equation

∴10(2p−1)−9p=15

⟹20p−10−9p=15

⟹11p=15+10=25

⟹p=

11

25