Question

answer the q9 nb ok please answer​

Answer 1

Answer:

-20,-10

Step-by-step explanation:

-20-(-10)

-20+10

gives us -10

Answer 2

Answer:

hi friend here is your answer

Step-by-step explanation:

question 9 -

a) -10 + 6 = -4

b) -20 +10 = - 10