Question

(63)+(-52)-(-39)+(-21)​

Answer 1

Step-by-step explanation:

63+(-52)-(-39)+(-21)

63-52+39-21

102-73

29

Answer 2

Step-by-step explanation:

(63)+(-52)-(-39)+(-21)

= (63)-(52)+(39)-(21)

(102)-(73)

=29

Hope this helps you