1. A submarine was situated 620 feet below sea level. It ascended 250 feet. What
is its new elevation?

Answers

Answer 1

Answer: 370 feet below sea level

Step-by-step explanation: The submarine was 620 feet below and ascend means go up so you add 250 to -620 which would be 370.

Answer 2

Answer:

100 feet

Step-by-step explanation:

620 - 250


Related Questions

Please answer correctly !!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!

Answers

Answer:

c

Step-by-step explanation:

97 degrees. Any angle between 90 and 180 degrees is classified as obtuse

Answer:

If the angle right before cde is the actual mesuarment then your answer is 78 if thats not the  measurment then your answer is 97

Step-by-step explanation:

what is the area of tile 10 in.6 in.and 8 in​

Answers

Answer:

480

Step-by-step explanation:

u multiply 10x6x8=480

So first to solve the problem you do 10x6= 60 and then you 60x8= 480

so the area is 480 inches

graph the solution to the inequality on the number line 3b + 17 _< 4b +23 + 2b​

Answers

Answer:

b_>-2 so the circle is going to be on top of -2 and it is going to be closed, going to the right

Allen's miniature train travels at a rate of 20 meters in 2 minutes. At this rate, how far will the train travel in 10 minutes?

Answers

Answer: 100

Step-by-step explanation:

20 - 2

x - 10

Cross multiply 20 * 10.

20 * 10 = 200

Then divide 200 by 2.

200 / 2 = 100

Quiz Simplifying expressions
Question 1: 3x + 7 - 5x + 9

Answers

Answer:

8x+161

Step-by-step explanation:

-2x+16

3x(-5x) = -2x

7+9= 16

put it together and you get -2x+16

Which expression is equivalent to 2(a+3) when a=3?
O 2(3)
05(3)
O 2(3)+3
O 2(3)+6

Answers

Answer:

The answer is 2(3)+6

Step-by-step explanation:

The perenthesis means multiplication so you would first do 2 times three which is 6 and then 6+6=12 and the first expresion is 2(a+3) a=3 to solve that you would do whats in the perenthesis 3+3 which equals 6 and then the 6 in the perenthesis means mulitplication. so then you would do 2 times 6 and get 12. so the 3rd one is the answer.

If 5/x = 15/x+20, what is the value of x/5?

Answers

Answer:

c) 2

Step-by-step explanation:

here you can use cross multiplication. that's where you turn the fraction into an equation. ( there's videos about it, I'm not very good at explaining )

so you can turn

[tex]\frac{5}{x} = \frac{15}{x + 20}[/tex]

into

5(x + 20) = 15x

5x + 100 = 15x

subtract 5x from both sides

100 = 10x

x = 10.

the value of x/5 would be 2, since 10/5 is 2.

Since x/5 is the reciprocal of 5/x, we know that we can flip the fraction on the right hand side will be flipped.

Thus, x/5 = (x + 20)/15

Now we cross multiply, 15x = 5(x + 20)

Simplify: 15x = 5x + 100

Subtract 5x from each side: 10x = 100

Divide 10: x = 10

Now plug 10 back into the right hand side: (10 + 20)/15

So, the answer is 2.

tell me some irrational numbers​

Answers

Answer:

square root of 2, pi, square root of 5, square root of 10, square root of 3, square root of 15

Step-by-step explanation:

Answer:

√8 √1.6 -√11 π √2/5

Step-by-step explanation:

What is the slope of a line perpendicular to Line AB given A (6,2) and B (-3,2)

Answers

Answer:

slope is undefined

Step-by-step explanation:

Calculate the slope m of AB using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = A(6, 2) and (x₂, y₂ ) = B(- 3, 2)

m = [tex]\frac{2-2}{-3-6}[/tex] = [tex]\frac{0}{-9}[/tex] = 0

A line with a slope of zero is a horizontal line, parallel to the x- axis.

Thus a line perpendicular to AB is a vertical line parallel to the y- axis.

The slope of a vertical line is undefined

identify the sequence 18,13,8,3,-2 PLZ HELPPPPP

Answers

The common difference between each term is -5. The nth term of the sequence as follows: aₙ = 18 - 5(n-1)

The given sequence is 18, 13, 8, 3, -2.

To identify the pattern in the sequence, we can observe that each term is decreasing by 5. Starting from 18, we subtract 5 to get the next term, and so on. The common difference between each term is -5.

Using this pattern, we can continue the sequence as follows:

-2 - 5 = -7

-7 - 5 = -12

-12 - 5 = -17

-17 - 5 = -22

The extended sequence would be -2, -7, -12, -17, -22.

In terms of the general formula, we can represent the nth term of the sequence as follows:

aₙ = 18 - 5(n-1)

For more such questions on sequence

https://brainly.com/question/7882626

#SPJ8

X-5=20 show work pleaseeeeeee

Answers

Answer:

x-5=20

x=20+5    (When bringing -5 to the other side of the equal, it changes to +5)

x=25

OMG FREE BRAINLIESTOMGGGG!!!AHHH

Answers

Answer:

thank yoy so much for these free points, and I hope you have the best day because you deserve to have a really good day

Step-by-step explanation:

Please mark me as brainliest!

Answer:

awwww tyyy!! that was rlly kind of you!! :3 have a nice day <3 (also sorry if I'm too late XD)

Step-by-step explanation:

tyyy again!!

Complete the two column proof.

Answers

Answer:

not sure about 2 and 5 but 4 is definition of congruency

True or False? In reference to different sampling methods, systematic sampling includes the steps: list the members of the population; use simple random sampling to select a starting point in the population; let k = (number of individuals in the population)/(number of individuals needed in the sample); choose every kth individual in the list starting with the one that was randomly selected.

Answers

Answer:

True

Step-by-step explanation:

In the simple random sampling every individual in the population has an equal chance to be selected in the sample. Systematic sampling is a probability sampling in which selection of elements is made from order frame. These samples are selected based on intervals of the population.

After making a deposit,puja had $264 in her savings account.She noticed that if she noticed that if she added $26 to the amount originally in the account and doubled the sum,she would get the new amount.How much did she originally have in the account.

Answers

Answer:

Let the original deposit be  

x

Add $26 to original deposit

x

+

26

And doubled the sum

2

(

x

+

26

)

You get the new amount

2

(

x

+

26

)

=

264

Multiplying out the bracket

2

x

+

52

=

264

Subtract 52 from both sides

2

x

=

264

52

2

x

=

212

Divide throughout by 2

x

=

106

So the original amount was $106.00

Simplify:
3(8) ° . (3) -2

Answers

3 x 8 = 24

3 x -2 = -6

reply if you this was wrong or you needed a different answer pls >:(

A test is worth 50 points. Multiple-choice questions are worth 1 point, and
short-answer questions are worth 3 points. If the test has 20 questions, how
many multiple-choice questions are there?
A. m + s = 50
B. m + 2s = 20
C. m.s= 20
D. m + s = 20

Answers

Answer:

d) m + s = 20

m = 5

Step-by-step explanation:

m + 3s = 50

m + s = 20

m + 3(20-m) = 50

m + 60 - 3m = 50

60 - 2m = 50

60 = 50 + 2m

60 - 50 = 2m

10 = 2m

5 = m

Which of the methods can you use to solve −2/3 c=16

Answers

Answer:  simplify

Step-by-step explanation:

Answer:

Divide each side by -2/3

Step-by-step explanation:

-2/3 is being multiplied by c. So we have to do the inverse of multiplication which is division.

Raphael takes 15 pages of notes during 6 hours of math class. Then, he takes 35 pages of notes during 14 hours of math class. How many pages of notes would Raphael expect to take during 3 hours of math class?

Answers

Answer:

7 and 1/2 or 15/2 (they are the same number just one is 15/2 is put into fraction form)

Step-by-step explanation:

Because 3 hours is half of 6 hours so 15x1/2=7 1/2 or 15/2

Hope this helps, pls consider giving a brainliest, aand have a good day

if there are 10080 minutes in a week, how many seconds are in a month

Answers

2592000 seconds you could of looked it up lol
Multiply 10080 by 4 which is 40320 minutes a month, then multiply by 60 so that would be 2419200

Jennifer added the product 125 and 58 to the product of 357 and 42 what is the sum?

Answers

Answer:

22244

Step-by-step explanation:

(125*58)+(357*42)=22244

HELP ME PLEADE I NEEDDDD HELPP

Answers

Step-by-step explanation:

I hope this helps, happy learning!!

Real quick question. need help plz

Answers

Add them all up and subtract it from 360

All figures with 4 sides have a total of 360 inside it.

A music store is receiving a shipment of Ipads. Each box comes with 12 white, 12 black and 24 grey
Ipads. They already have 23 white, 16 black and 22 grey Ipads. If the store is receiving 5 boxes, how
many of each color Ipad will they have?

Answers

Answer:

142 Grey, 83 white, 76 black

Step-by-step explanation:

If you were to take 5 boxes and put 24,12,12 in each, then multiply each number by 5 you wpuld get 120 Grey, 60 white and 76 black. Then you would add what they already have 120 Grey + 22 Grey is 142 grey, 60 white + 23 white is 83 white, and 60 black + 16 black is 76 black.

x + y = -7
-x+ 4y = 17
X=
y =

Answers

Answer:

x= -9,  y= 2

Step-by-step explanation:

5y=10

y=2

x+2=-7

x=-9

Answer:

x=-9y=2

Step-by-step explanation:

[tex]x + y = - 7[/tex]

[tex] - x + 4y = 17[/tex]

[tex]y = - 7 - x[/tex]

[tex]x = 4y - 17[/tex]

[tex]y = - 7 - 4y + 17[/tex]

[tex]5y = 10 \\ y = 2[/tex]

[tex]x = 4y - 17 = 4 \times 2 - 17 = 8 - 17 = -9 \\ x = -9[/tex]

substitute the length of the sides (8 in, 15 in m)
into the Pythagorean theorem. Then, find the length of the missing side m
(Please with step by step answer)

Answers

Answer:

17i in

Step-by-step explanation:

a² + b² = c²

8² + 15² = c²

64 + 225 = 289

c² = 289

c = [tex]\sqrt{289} \\[/tex]

c = 17

Name a pair of numbers which would represent the slopes of perpendicular lines.

Answers

the slopes could be 2, -1/2

You have $1.55 worth of dimes and nickels in a jar. There are 23 coins in the jar. How many dimes do you have? How many nickels do you have

Answers

i believe the answer is 35 dimes and 65 nickels (sorry if i’m wrong lol)

Convert 65.000.000 to scientific notation.

Answers

Answer:

6.5 x 10^4

Step-by-step explanation:

Answer:0*10^0

Step-by-step explanation:

Alicia bought two slices of pizza and a bottle of juice for $4.95. The juice was $1.65. How much is one slice of pizza?

Answers

Subtract the price of the juice from the total then divide the remaining amount by 2:

4.95 - 1.65 = 3.30

3.30 /2 = 1.65 per slice.

Other Questions
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