Answer: 186
Step-by-step explanation: If it goes up by 8 every time, all we have to do is do -30 + (8*27) We multiply it by 27 instead of 38 because -30 is the first term. Now lets solve the problem.
-30 + (8*27)
-30 + 216
186
The 28th term is equal to 186.
Sorry this is late! Hope this helped.