Swaps

P3 mock question help

H has a loan borrowed at LIB+4%
H would prefer fixed rate at 8%

J pays fixed at 9%
Prefers to pay variable at LIB+1%

Bank will require 10% of savings from the swap, H and J will share the remaining equally.
Calculate Hs effective rate of interest as a result.

I found the spread here as 2% but do not know how to proceed further.
Please assist.