Translate the phrase into a math expression.

12 less than twice a number

a.
2 · (n – 12)

b.
2 · n - 12

c.
2 · n ÷ 12

d.
12 – 2 · n

i believe its d but im not 100% someone explain to me : /

Which statement accurately explains whether a reflection over the y-axis and a 270° counterclockwise rotation would map figure acb onto itself? a coordinate plane with figure acb with point a at 1, 1, c at 3, 4 and b at 5, 1 yes, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) yes, a″c″b′ is located at a″(1, 1), c″(3, 4), and b″(5, 1) no, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) no, a″c″b″ is located at a″(1, 1), c″(3, 4), and b″(5, 1)

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5