Answer:
C
Step-by-step explanation:
(7b-4) + (-2b+a+1)
= 7b - 4 - 2b + a + 1
=7b - 2b + a - 4 + 1
=5b + a - 3
Attached is a step by step solution
34
1/3
If 6/18 of the cartons are vanilla that means that those are the odds of you picking a vanilla at random
6/18=1/3
