Respuesta :

el17ting

Answer:

p(r-s) = 2r

pr - ps = 2r

pr - 2r = ps

r(p-2) = ps

[tex] r = \frac{ps}{p - 2} [/tex]

clarch19

Answer:

r = ps/(p-2)

Step-by-step explanation:

distribute the 'p' first to get:

pr-ps = 2r

add 'ps' to each side to get:

pr = 2r+ps

subtract '2r' from each side to get:

pr-2r = ps

factor out the 'r' to get:

r(p-2) = ps

divide each side by 'p-2' to get:

r = ps/(p-2)