Answer:
A
Step-by-step explanation:
A)
We want to find the correct expansion of the brackets.
The expression given is:
The correct answer is A ()
56
its mutiplying by 4
T(r) = (16 ties/racks)r
Total number of ties = (16 ties/rack)(number of racks), or
This ones a bit tricky but the answer is A
Answer:59
negative minus negative = positive