Is - 227 in the sequence below? 13, 7, 1, - 5, - 11,

Step-by-step explanation:-227 is in The sequence

13,7,1,-5,-11, ...

First term=a=13

Common difference=d=7-13=-6

Checking if - 227 is in The sequence

using the formula

Tn=a+dx (n-1)

-227=13 + (-6) x (n-1)

-227=13-6n+6

collect like terms

6n=13+6+227

6n=246

Divide both sides by 6

6n/6=246/6

n=41

Therefore - 227 is the 41ist term Of The sequence