Subtract. −3 2/7 − (−5/7)
Enter your answer in the box as mixed number in simplest form.
___

Answers

Answer 1

Answer:

-2 4/7

Step-by-step explanation:

−3 2/7 − (−5/7)

Subtracting a negative is like adding

−3 2/7 + (5/7)

Since the signs are difference we subtract and take the sign of the larger number

3 2/7 - 5/7

Borrow from the whole number

2+ 7/7 + 2/7 - 5/7

2 9/7 - 5/7

2 4/7

The sign of the larger number is negative so add the negative sign

- 2 4/7

Answer 2

Answer:

- 2 4/7

Step-by-step explanation:

k12


Related Questions


State the size of angle OAB, giving a reason for your answer

Answers

Answer:

Angle OAB = 90°

Reason: tangent theorem of a circle

Step-by-step explanation:

The diagram given shows a tangent line of the given circle with center O. The tangent touches the circle at point A.

The diagram also shows the radius of the circle, OA, drawn from the center to the circle to meet at the point of tangency.

Thus, according to the Tangent Theorem of a circle, the point at which the radius drawn from the center meets the point of tangency = 90°. The tangent is perdendicular to the radius drawn to meet at the point of tangency.

Therefore, angle OAB = 90°

For her phone service, Rita pays a monthly fee of $17, and she pays an additional $0.05 per minute of use. The least she has been charged in a month is $83.90.

What are the possible numbers of minutes she has used her phone in a month?

Use M for the number of minutes, and solve your inequality for M.​

Answers

Answer:

Kindly check explanation

Step-by-step explanation:

Given the following :

Monthly fee = $17

Additional fee per unit of use = $0.05

Least amount she's been charged in a month = $83.90

Equation to represent the number of minutes 'M':

monthly fee + (additional fee per minute × M) = $83.90

Possible number of minutes :

83.90 ≤ $17 + 0.05M

$17 + $0.05 × M = $83.90

$0.05*M = $83.90 - $17

$0.05*M = $66.90

M = $66.90 / 0.05

M = 1,338 minutes

What is estimation? When is it helpful to use estimation?

Answers

Answer:

Estimation is the process of arriving at an approximate answer to a question. It is helpful to use estimation when you need to calculate something fast or the data/information your given is uncertain or unstable  

Step-by-step explanation:

give me the answer now​

Answers

Answer:

what is the Question

Step-by-step explanation:

what is 4 fourths of a dollar

Answers

Answer: The answer is 25%

Step-by-step explanation:

What is 1/8 of 72 bottles of water

Answers

72 divided by 8 is 9. So 1/8 is 9 water bottles

Pls Help!!! John and his mother left their house for the market simultaneously. While John's mother was walking with a speed of 15 meters per minute, it took John 3 minutes to walk to the market and back to meet his mother. How long did it take John to get to the market, if his speed was 25 meters per minute?

Answers

Answer:

It would take 2.4 minutes

Step-by-step explanation:

Time span can never be different for the same two people. Therefore in 3 minutes, John's mother would have covered a distance of 15(3) = 45 meters. Respectively John would have covered a distance of 25(3) = 75 meters in the same time.

Distance from 'starting point' to the market: 45 m + 15 m = 60 meters,

Time that John takes to return from market, and meet with his mother

=> 15 / 25 (his speed) = 0.6,

Time it takes John to get to the market: 3 - 0.6 = 2.4 minutes

Answer:

2.4 mins

2mins 24 sec

Step-by-step explanation:

Ashley's Internet service is terribly unreliable. In fact, on any given day, there is a 25 % chance that her Internet connection will be lost
at some point that day. What is the probability that her Internet service is not broken for five days in a row? Enter a fraction or round
your answer to 4 decimal places, if necessary.

Answers

Answer:

The probability that her internet service will not be broken for five days in a row is 243/1024

Step-by-step explanation:

Here, we want to calculate the probability that her internet service is not broken for five days in a row

Let the event that her internet will be broken be B and the event that her internet will not be broken be N

P(B ) = 25% = 0.25

P(N) = 1-0.25 = 0.75 = 3/4

Thus, the probability that her internet is not broken for five days in a row = P(N) * P(N) * P(N) * P(N) * P(N)

= 3/4 * 3/4 * 3/4 * 3/4 * 3/4 = 243/1024

Simplify:
(-2x + y - 4)-(-3x – 2y)

A. x - y - 4
B. x + 3y - 4
C. -5x + y - 4
D. -5x + 3y - 4

Answers

Answer:

B

Step-by-step explanation:

-2x + y - 4 - - 3x - - 2y                       That distribuates the minus sign in front of the second set of brackets.

-2x + y - 4 + 3x + 2y

x + 3y - 4

That looks like B

A builder is building 5 new homes. Each home has a foyer measuring 9 feet by 18 feet. Laminate flooring for each foyer costs $26.91 per square yard. What is the cost of the laminate floors for the foyers in all 5 homes?

Answers

Answer: $2421.90

Step-by-step explanation:

Since a yard is 3 feet, we can say the foyer is 3 yards by 6 yards (9 feet is 3 yards and 18 feet is 6). The area of a square is x*y, so the area of each floor is 3*6 = 18 square yards. Since there are 5 homes, there are 5 * 18 = 90 total square yards to laminate. That means that the total cost is 90 * 26.91 = $2421.90.

The total cost for the foyer for the 5 homes is $ 2421.9.            

Given that,

A builder is building 5 new homes. Each home has a foyer measuring 9 feet by 18 feet. Laminate flooring for each foyer costs $26.91 per square yard. What is the cost of the laminate floors for the foyers in all 5 homes is to be determined.


What is arithmetic?

In mathematics, it deals with numbers of operations according to the statements.

Here,
1 yard = 3 feet
Now
The measure of foyer = 9 feet x 18 feet = 9 /3 yard x 18 / 3 yard.
Area of the foyer = 3 x 6
                            = 18-yard square
Area of the  foyer of 5 homes = 5 * 18
                                                  = 90-yard square,

The total cost of a foyer for 5 homes = 90 * 26.91
                                                    = $2,421.9


Thus, the total cost for the foyer for the 5 homes is $ 2421.9.

Learn more about arithmetic here:

brainly.com/question/14753192

#SPJ2


     

Mrs. Li wants to compare her students’ test scores to the school average. She created a table to help her.

Answers

Answer:

Cierra & Fionna

Step-by-step explanation:

Anything 0 and above would represent someone passing or getting it spot on. The negatives mean below the average of other students.

Cierra and Fionna scored below average. I we know this because their is a negative by their score, indicating that they scored below average in the test. A plus sign would mean they scored above average, and now sign would mean their test score was just average.


So Cierra and Fionna scored below average.




Hope this helps :)

Question
Community Gym charges a $40 membership fee and a $65 monthly fee. Workout Gym charges a $210
membership fee and a $55 monthly fee. After how many months will the total amount of money paid to
both gyms be the same?

Answers

i think the answer is at 15 months

How do you write 8.095 in word form?

Answers

Answer:

How to Write Out Number 8.095 in Words:

eight and ninety-five thousandths in (US) American English, Number Converted (Spelled Out) to Words.

Answer:

eight and ninety five thousandths

Step-by-step explanation:

PLZ HELP IVE BEEN STUCK ON THIS QUESTION​

Answers

Answer:

A= 16

B=?

Step-by-step explanation: srry about the second one im also confused but i tried my best.

16. (x4 - 3x° – 7x - 14) = (x - 4) 4​

Answers

Answer: x=1/5

Step by Step:
x4-3x-7x-14=(x-4)4
4x-3x-7x-14=4x-16
-3x-7x-14=-16
-10x=-16+14
-10x=-2
x=1/5

What is the slope of the line on the graph?

Answers

Answer: C

Step-by-step explanation:

To find the slope of the line, we need to use the formula [tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]. Let's take any 2 points in the graph. (-2,-1) and (1,5)

[tex]m=\frac{5-(-1)}{1-(-2)}=\frac{6}{3}=2[/tex]

Now, we know that the slope is 2.

Answer:

2

Step-by-step explanation:

To get the slope, identify two points where the line cuts both the x and the y axes.

Then apply the formula for finding the slope;

Slope = (changer in y-coordinates) ÷ (change in x-coordinates)

And the answer is 2

how far should galileo walk up the inclided plane

Answers

we are given
angle =12 degree
so,
height is 100m
so,
we need to find length of inclined path
so, we have to find hypotenuse
Let's assume
hypotenuse =x
so, we can use trig

and we can solve for x


So, the length of inclined path is 480.973.

Answer:

i actually dont know the answer im sorry but i will keep trying to find the answerr

Someone help me solve this plz

Answers

Answer:

Slope of it is 6

Step-by-step explanation:

Slope is on the graph going up to the 6 and then to the 4

Samantha is buying a bike for $290. If sales tax is 6.4%, how much will be added to the price of the bike?

Answers

Answer:

18.56

Step-by-step explanation:

6.4% of 290 is 18.56

you find this by multiplying 290 by 0.064 (which is the decimal form of 6.4%)

What’s the answer to x/2-12= -14

Answers

Answer:

x = -4

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

x /2 −12=−14

1 /2 x+−12=−14

1/ 2 x−12=−14

Step 2: Add 12 to both sides.

1 /2 x−12+12=−14+12

1 /2 x=−2

Step 3: Multiply both sides by 2.

2*( 1 2 x)=(2)*(−2)

x = −4

Answer:

-1

Step-by-step explanation:

step 1: X/2-12=-14

step2 : X/2=-14+12

step3 : X/2=-2

step4 : X=-2/2

step5 : X=-1

Yesterday, between noon and midnight, the temperature decreased by 27.2°F. If the temperature was -8.6°F at midnight, what was it at noon? *

Answers

the temperature at noon was 18.6 °F

Given C=n+15, determine the value of C when n=4

Answers

Answer:

19

Step-by-step explanation:

If N=4 and the problem is C= N+15 that means you add 4 to 15 and then get 19 which will be your answer for C. You can also check this by subtracting 19-15 or 19-4!!! I hope this helps!!! Have a great day whom ever you are

Rita's class has 14 girls and 16 boys. How does the ratio 14 : 30 describe Rita's class?

Answers

Answer:

14: 16 is the ratio of girls to boys

And the ratio 14:30 is the ratio of girls to the total of students

Step-by-step explanation:

A portrait without its frame has a height 1.5 times its width w, in inches. The width of the frame is 4 inches on all sides. What is the area of the frame

Answers

Answer:

Step-by-step explanation: Multiply 4 x 4 or add each side together.

4 x 4 = 16 x 1.5 = 24

The area is 24

calculate the pay for the following day of a weekly time card given a wage $13/hr
HELP PLEASE

Answers

Answer:

$130

Step-by-step explanation:

The person gets $13 and hour and works for 10 hours 15 minutes. You round down to 10 hours and 10x13=130.

Hope this helps.

The required wage or pay for the day of the weekly time card is $113.75.

Given that,
A table has been shown,
Describing the working hours,
pay per hour =  $13/hr.

Daily wage to be determined

What is arithmetic?

In mathematics, it deals with numbers of operations according to the statements.

What is simplification?

The process in mathematics to operate and interpret the function to make the function simple or more understandable is called simplifying and the process is called simplification.

Here are the total working hour,
= 4:00 + 4:45
= 8:45 hours or (8 + 3/4) hours

Wage per hour = $13/hour
                          = 13 *  35/4
                          = $113.75

thus, the required wage or pay for the day of the weekly time card is $113.75.

Learn more about arithmetic here:

brainly.com/question/14753192

#SPJ2


Round 35,124 nearest ten thousands

Answers

Answer:

40,000

Step-by-step explanation:

because of the 5 in the thousands place means were rounding up

How is this number read out loud 0.034

Answers

Answer:

0.034

Step-by-step explanation:

thirty-four thousandths

or

zero point zero three four

what is 4+7 im having a hard time in 2nd grade

Answers

the answer is 4+7=11

Answer: 11

Step-by-step explanation: 7+1+1+1+1 = 11

                                            7   8 9 10 11

1 1/4 times 2/5 divided by 3 1/3

Answers

1.5 or 1 1/2 or 1 2/4. You get the point

Which of the following Supreme Court justices served as the chief justice of the Court?
A. Justice Steven Breyer
B. Justice Antonin Scalia
C. Justice John Roberts
D. Justice Sonya Sotomayor

Answers

Answer:

the answers not B THE ANSWER IS C

Step-by-step explanation:

C. Justice John Roberts On September 5, 2005, President George W. Bush announced that he would nominate Judge John Roberts for the position of Chief Justice of the Supreme Court of the United States, to succeed William H. Rehnquist, who had died two days earlier.

Answer:

C

Step-by-step explanation:

yep

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