Beth's summer vacation lasted 81 days. At the beginning of her vacation, she spent some time at soccer camp, 2 days at her grandmother's house, and 11 days visiting Glacier National Park with her parents. She then had 40 vacation days remaining. How many weeks did Beth spend at soccer camp?

the answer is 4

Step-by-step explanation:

81 minus 28 minus 2 minus 11 equal 40 28 divide 7 is 4

4 weeks

Step-by-step explanation: 2+11=13

13+40=53

81-53=28

28÷7=4

i hope this helped !

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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

nope lol

step-by-step explanation: