When purchased for 6.19, after mark up +4.20 = $10.39
Hope this helps you with your homework o
Answer:
a+b
Step-by-step explanation:
=1a+1b
=1(a+b)
=a+b
Answer:
(a) Choice 1, 2
(b) Choice 3, 4
Step-by-step explanation:
The negative can be out front, on the top or on the bottom
-2/5 = - 2/5 or 2 / -5
The negative can be out front, on the top or on the bottom
- 4/7 = -4/ -7 or -4/7