Respuesta :

Answer:

w=2

Step-by-step explanation:

So w is a number we don't know. We can figure it out by doing the opposite operation, so 17-15=2. Hope this helps! Please put brainliest if possible!

JoyMark

Answer:

2

Step-by-step explanation:

15+w=17

Subtract 15 to other side:

x=2