Answer:
15
Step-by-step explanation:
The opposite of 15 is -15. So the opposite of -15 will be 15.
Hope this was helpful, Have a Great Day!!
-15
I think
work is shown and pictured
tbh i like the first one its so simple but like so nice at the same time
9 inches
The radius is 1/2 of the diameter
r = d/2
r = 18/2 = 9
26