smokey11 smokey11 12-10-2018 Mathematics contestada 1st TO ANSWER BRAINLIEST MUST BE CORRECT Which equation describes the nth term of the arithmetic sequence 7, 10, 13, 16, . . .? SHOW YOUR WORK a. an= 3n + 4 b. an= 7 + 3n c. an= –4n + 3 d. an= 3n – 4