Question

Write an equation the nth term of the arithmetic sequence -5,0,5,10 then find a10

Answer 1

Step-by-step explanation:

a(n) = a +(n-1)d

a=-5

d=5

a(n) = -5 +(n-1)5

      =-5+5n-5

     =5n-10

a(50) = -5 +(50-1)5

        = 240

hope this helps