Respuesta :

gufeliz1965

x/r - s = t

Add s to both sides.

x/r - s + s = s + t

x/r + 0 = s + t

x/r = s + t

Multiply both sides by r.

r(x/r) = r(s + t)

x = r(s + t)

Understand?

Julieresh

Answer:

x=tr/s

Step-by-step explanation:

x/r-s=t

x-s=t×r

x-s/s=tr/s

x=tr/s