<u><em>Question 28:</em></u>
Subtract
on both sides
Divide
on both sides
<u><em>*(Answer)*=</em></u> 
<u><em>Question 30:</em></u>
Multiply
on both sides
Subtract
on both sides
<u><em>*(Answer)*=</em></u> 
Hope This Helps
BangtanBoyScouts
Answer:
10.3
Step-by-step explanation:
hope this helps, if any genius answers as well, give brainliest to them
1/15=144/x
Cross multiply
X=2,160
Gymnasium=2,160 ft2