Respuesta :

Answer:

8

Step-by-step explanation:

in the box put in 8 since (2)^3 is 8

45, pemdas! 4b^3 first! b=2 so 2x2x2=8 then 8 times 4 is 32! Then do 3a, a=6 is 18! 18+32 is 50 then subtract 5 :)