Which expression is NOT equivalent to the other three?
A) −9 − 7n + 16n
B) 9(n − 9)
C) n − 9 + 8n
Eliminate
D) 9n − 9

Which of the following equations is equivalent to x/3-6/x=1

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)

Fran has 7 sheets of paper for a coloring project. if she only uses 1/3of a sheet of paper per draing how many drawings can ahe make?