Answer:
I wish you help you more but I can only go this far.
Explanation:
question 1:
1,300÷65=20
salesman A has to make 20 sales to reach his maximum sales for the week.
question 2:
1. x÷2+4 = -1
x= -10.
-10÷2 = -5
-5 +4= -1
2. x+3÷5=-2
x= (5×-2)+3
x= -13
3. nil
4. x-5×2=14
x=-2
5. x × 4 - 5 = -8
(please calculate it)
I hope I helped a little.