Question

fi (2-1 - 3-1)-1 + (6-1 - 8-1)-1​

Answer 1

Answer:

(2-1-3-1)-1+(6-1-8-1) -1

(2-5) -1+(6-10) -1

-3-1-4-1

=-9

Answer 2

Answer:

7

Step-by-step explanation:

first (2-1-3-1)-1=-3 x -1=3 and after that ,(6-1-8-1)-1=4. first bracket answer 3 and 2nd bracket answer 4.that is 3+4=7. So answer is 7