Tevin is 4 years older than naomi. in 3 years the sum of their ages will be 34. how old is tevin now?

Tevin is 16 now and Naomi is 12. 16 plus 12 is 28. In 3 years tevin will be 19 and Naomi will be 15 and 19 plus 15 is 34

i dont know sorry

step-by-step explanation:

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for