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r-ruslan [8.4K]
3 years ago
5

1. find m s in rstw 2. solve a system of linear equations 3. find the value of x

Mathematics
1 answer:
Aneli [31]3 years ago
8 0

Answer:When solving systems of equation with three variables we use the elimination ... We then multiply the second equation with 3 on both sides and add that to the ... plug our x- and y-value into any equation in first system in order to determine

Step-by-step explanation:

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Find the volume of the cylinder. Round your answer to the nearest tenth.
Airida [17]

Answer:

245pi(769.7)

Step-by-step explanation:

V=Bh

B=7pi^2=49pi

V=49pi*5

V=769.6902001

V=~ 769.7

in terms of pi=245pi

7 0
2 years ago
What is the value of 4⋅(2^2+5)^2÷3−1?
mel-nik [20]

Hi there!

<u>Here is the step by step explanation into solving this :</u>

4 × (2² + 5)² ÷ 3 - 1

Start by solving the inside of the parentheses

2² = 2 × 2 = 4

4 + 5 = 9

Distribute the "²" to the whole parentheses

9² = 9 × 9 = 81


4 × 81 ÷ 3 - 1

Do the multiplication, then the division and lastly the subtraction

4 × 81 = 324

324 ÷ 3 = 108

108 - 1 = 107


The answer is : 107


There you go! I really hope this helped, if there's anything just let me know! :)

5 0
3 years ago
You invest $3000 in an account that pays simple interest of 7% for 30 years. how much will you have at the end of 30 years?
nekit [7.7K]
$9,300
First, multiply your beginning amount by the percent of interest: 3,000x0.07 = 210
Then, multiply your interest times the number of years:
210x30 = 6,300
Add you interest to your initial amount:
3,000 + 6,300 = 9,300
5 0
3 years ago
Solve k^2+4k+4=25 by taking the square root of each side. Please show work, thanks
MAVERICK [17]

Answer:

Step-by-step explanation:

k=3 or k=−7 both choices are correct

8 0
2 years ago
The interior of a safe is shaped like a cube with edges 9 inches long. What is the volume of the interior of the safe?
fgiga [73]

Answer:

Assuming that all three sides are 9 inches then the answer should 729.

Step-by-step explanation:

Just multiply 9*9*9. The formula to get volume is (length)*(width)*(height).

3 0
3 years ago
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