Answer:
-2
Step-by-step explanation:
6i-5=-17
6i=-17+5
6i=-12
i=-12/6
i=-2
The shortest distance between 2 concentric circles is the difference of their radii. Thus the answer is 8-2=6
Answer:
15/10, 30/20, 60/40, 120/80, 240/160, 480/320
Step-by-step explanation:
The number of push-ups is 2/3 the amount of sit-ups, so the ratio of sit-ups to push-ups is 3:2.
The easy way to do this is to double both 15 and 10 so your answer will stay an equivalent ratio. You will always have a 3:2 ratio this way.
Answer:

Step-by-step explanation:
<em>Hey there!</em>
Cross multiply the given info
60 = 8m
Divide both sides by 8
m = 7.5
<em>Hope this helps :)</em>