Answer:
D
Explanation:
That expression equals :
10z+6
So, now we need to find one of the expressions that ALSO gives us 10z+6
D
This is because:
2*3z=6z
2*2z=4z
----------------------
6z+4z=10z, so we got that one so far.
NEXT
2*3=6.
We got the 6 too!
it is d