Respuesta :

Answer:

w=20.1

Step-by-step explanation:

well first you would need to subtract 9 from both sides.

10w=201

next you would have to divide the 10 from both sides, since the 10 was being multiplied, inverse operation.

w=20.1

and there you have it.

Answer:

21.9 or 21 9/10

Step-by-step explanation:

10x-9=210

10x=210+9

x=219/10

x=21.9 or 21 9/10

Hope this helps!!