-1/4 x + 10=7 show work

Find the third,fifth and seventh term sequence described by each rule a(n)=n+1

Bc and bd are opposite rays. all of the following are true except a)a,b,c,d are collinear b)a,b,c,d are coplanar c)bc=bd d)b is between c and d

I’m how many different ways can she give the four remaining flowers to the rest of the teachers in the afternoon