Answer:
if the cubes were hidden, but I belive the answer is none
Step-by-step explanation:
Answer will be 1 or 20+14 root 2/1+11 root 2
Easily move nx to left and a to the right side
mx-nx=-2-a
take x common factor
x(m-n)=-2-a
divide by (m-n)
x=(-2-a)/(m-n)
that said
The answer is 36 i use foil and cheaked in calculator