Question

it is known that p+q=6 and p=r shoe that r+q=6​

Answer 1

Given,

1) p + q = 6

2) p = r

To prove, r + q = 6

Soln,

p + q = 6... (Given)

Here we can replace, p with r

because, p = r ..(Given)

Therefore r + q = 6

Hence proved.