Answer:
C
Step-by-step explanation:
standard form is ax + by = c, which is true for the third option.
The answer could be negative or positive. We are not given specific as to whether or not the starting number is positive or negative so therefore it could be either.
Hope this is helpful :)
2,700 / 12 = 225
225 / 5 = 45
They can make 45 necklaces.
On which one? You did not provide anything for me to help you with.