Respuesta :

ujalakhan18

Answer:

w = [tex]\frac{9}{r}[/tex]

Step-by-step explanation:

=> [tex]9wr = 81\\[/tex]

Dividing both sides by 9r

=> w = [tex]\frac{81}{9r}[/tex]

=> w = [tex]\frac{9}{r}[/tex]
Step by step answer

9wr=81

Divide both sides by 9 and r
9wr/9r=81/9r


W=9/r


Final answer:
W=9/r