Question

Simplify:
(i) (2-1 - 3-1)-1 + (6-1 – 8-1)-1​

Answer 1

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

-3×(-1) + (-4)×(-1)

3+4

7

Answer 2

Step-by-step explanation:

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

(-3)*(-1)+(-4)*(-1)

3+4

7