Answer:

a₅₀=203, the 50th term of the sequence; 7, 11, 15, 19,... is 203

Step-by-step explanation:

Formula:

aₙ=a₁+(n-1)d

Given:

n=50, n = to the position of the term in the sequence

d = a₂-a₁

  = 11 - 7

d = 4

a₁=7

Solution:

aₙ=a₁+(n-1)d

  =7+(50-1)4

  =7+(49)4

  =7+196

a₅₀=203