Answer:
a) 5+(-8)
b) -9+7
c) -3+(-8)
d) -1+4
Explanation:
for a) you just so the same thing you had in the example
for b) the double negative is a positive so that changes to a +
for C) you do the same in the example and you can ignore the brevity in front of the 3 (I think)
for d) you do the same as b) double negative is positive