One possible answer...
(38 - 28) + (38 / (23+15)) + 28 = 39
28
It is an algebraic expression which equals a + 28.
b - 15 = 28
The Least Common Multiple (LCM) of 15, 28, and 33 is 4,620.
28+23+28+23 = 102 feet
-117
-5
Four sevens equals 28 so if you take away 23 you'll end up with 5
28
23 + 5
It is 9660
15% (15 percent) of 28 = 4.2. Explanation: 15% of 28 means the same thing as 15 hundredths of 28. One hundredth of 28 is 28 divided by 100. That's equal to 0.28. If one hundredth of 28 is 0.28, 15 hundredths is 15 times as much. 15 times 0.28 is 4.2.