4(3+x)
This is because 4*3=12 and 4*x is 4x so you get 12+4x which is the original equation
I think it’s one half 1/2

so 1.25 is the right answer not sure tho
You start counting from 0 onwards:
C = 6
D = 8
Then C x D = 48
So the product CxD is situated at 48 units from 0