At a community luau, Leilani and Bane are buying Polynesian dinners for their families . Leilani purchases 3 vegetarian meals and 5 pork with pineapple meals , paying a total of $54. Bane buys vegetarian meal and 4 pork with pineapple meals , spending $39 . How much does each meal cost ?​

use formula for the circle a=3.14

step-by-step explanation:

correct answers below:

idk

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