Answer:
number 1 is 7a-42
Step-by-step explanation:
M > 6 Also, dont forget to put a line under the arrow or it will be wrong.
The second zookeeper is correct you need two answers together to get x
Answer:
-14z^2-5zw+5z-2w^2+6w
Step-by-step explanation:
2z(4w+3z-5)-(2w+5z)(1w+4z-3)
8zw+6z^2-10z-\left(2w+5z)(w+4z-3)
8zw+6z^2-10z-20z^2-13zw+15z-2w^2+6w
-14z^2-5zw+5z-2w^2+6w