Answer :

first you multiply the 2 and the 5 which is 10 then you you multiply the 2 by 3x which is 6x so 4x(10+6x) then you multiply the 4x by the 10 and the 4x by the 6 you should get 40x+24x add those together and you get 64x hope this helped
4x+2(5+3x)
4x+10+6x
10x+10