Answer:

Step-by-step explanation:
Txbx3 expand-
3 (t * b)
*= times btw
Answer
The sum of y and z must be 1/2 x
Step-by-step explanation:
You'll see
Answer:
4 and 2
Step-by-step explanation:
4x4+2x2
16+4=20
Answer:
I don't know the value of either, could you add more information?
Step-by-step explanation:
I'd be glad to help.