Question

Answers plzzzzzzzzzzzzzzzzzz​

Answer 1

Answer:

11. - 18/45= - 0.4.

It is correct answer for question 11

Answer 2

Answer:

hey buddy here is ur answer

Step-by-step explanation:

8 ] answer is 0

reason: when substituting,u get

-8+20-10-2

=0

9]when u simplify, u get

7z^3+12z^2-20z

10] answer : 3m - 4n -3mn - 3

11]  answer - 18/45= - 0.4.

12} 0.5

pls mark me as brainliest : )