Question

its urgent please help me to solve it​

Answer 1

Answer:

answer is 17/12

Step-by-step explanation:

check photo for clear explanation

Answer 2

Answer:

after equalising the base we get

Step-by-step explanation:

$\frac{ - 21 + 20 - 6 -10 }{12} \\ = \frac{ - 17}{12}$

I think this will help you out