Question

please please tell answer , question is too urgent​

Answer 1

Step-by-step explanation:

3)u= -1

hope it'll help you make it brainliest answer please and follow

Answer 2

i) u = -9

-9+9 = -10

0 = -10

it's not verified...

ii) u = -19

-19+9 = - 10

-10 = -10

it's verified

iii) u = -1

-1+9=10

8=10

it's not verified

iv) u=1

1+9= -10

10= -10.

it's not verified..

even if its told to solve then at last divide it..

I think only this is to do ok...

ii) is the answer