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ratelena [41]
3 years ago
13

Find the sum of the arithmetic sequence. -10, -7, -4, -1, 2, 5, 8

Mathematics
1 answer:
Lesechka [4]3 years ago
7 0

Answer:

+3 every time or the total?

Or is it 18? U specify which

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Problem page the sum of two numbers is 67 and the difference is 11 . what are the numbers?
pav-90 [236]
Try this:
1. sum of numbers is x+y=67, the difference between them is x-y=11
2. it is possible to make up and resolve the system:
\left \{ {{x+y=67} \atop {x-y=11}} \right. \ =\ \textgreater \  \  \left \{ {{x=39} \atop {y=28}} \right.
8 0
3 years ago
Kali has a 20 foot ladder that she wants to use to get her cat out of a tree. She puts the base of the ladder 5 feet away from t
Musya8 [376]
A^2 + b^2 = c^2
5^2 + b^2 = 20^2
25 + b^2 = 400
b^2 = 375
b = 19.4 feet
3 0
3 years ago
What is 36÷2/3×9×1/2
krok68 [10]

Answer:

1/3

Step-by-step explanation:

Simplify the following:

((36/2)/(3×9))/2

((36/2)/(3×9))/2 = 36/(3×9×2×2):

36/(3×9×2×2)

36/9 = (9×4)/9 = 4:

4/(3×2×2)

4/2 = (2×2)/2 = 2:

2/(3×2)

2/(3×2) = 2/2×1/3 = 1/3:

Answer: 1/3

6 0
3 years ago
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A cone has a slant height of 26 inches and a radius of 24 inches. What is the volume of the cone?
zepelin [54]

Answer:

V≈6031.86in³

Step-by-step explanation:

lmn if you need a explanation

8 0
3 years ago
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Write an equation that can be used to calculate d,the distance traveled by Anthony in m minutes.use your equation to determine h
stepladder [879]

Answer:

C I think. Sorry if it's incorrect but I pretty sure it isn't.

3 0
3 years ago
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