Noah has coupon for 30 off at favorite clothing store he uses it to buy a hoodie and pair of jeans c if the regular price of an item is x dollars what is the discount price in dollars

answer: 180

step-by-step explanation:

12-2=10

20-2=18

10x18=180

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