Answer please 9 - (-4).

Answers

Answer 1
answer: 13
explain: at the like terms
Answer 2
it’s 13 because when there is a in front of an expression in parentheses, change the sign of each term in the expression so the - would turn into a + and it would be 9+4 basically so it’s 13

Related Questions

what amount of money can we obtain using the coins we have

Answers

Answer:

bitcoin

Step-by-step explanation:

Answer:

Step-by-step explanation:

5 times 4 times 2 times 2 divided by 2 minus 4​

Answers

Answer:

36

Step-by-step explanation:

5 x 4 = 20

20 x 2 = 40

40 x 2 = 80

80 ÷ 2 = 40

40 - 4 = 36

Sue has taken four exams so far in her History course. Her scores are 84.0, 78.2, 93, and 87.5. What is the average of these scores?

Answers

Answer: 85.7

Step-by-step explanation:

In a game involving a standard deck of 52 playing cards, an individual randomly draws 6 cards without
replacement. Let Y be the number of aces drawn.
What type of variable is Y?

Answers

Answer: Neither

Step-by-step explanation:

a rectangular prism that has a length of 13 ft of 2 ft and do with of 4 ft What is its volume in cubic feet ​

Answers

Answer:

104 ft³

Step-by-step explanation:

to find the volume of a rectangular prism you do

width x height x length or 13x2x4

13x2=26

26x4=104

so the volume of the rectangular prism is

104 ft³

have a great day :D

Write the reciprocal of each mixed number.
1 1/6

Answers

Answer:

The reciprocal of mixed number is 6/11

hi I hope you are all okay could someone help me with this math question thankyou !!!

y

1

x
If
y
=
7
when
x
=
64
find,
x
when
y
=
8

Answers

Answer:

x = 49

Step-by-step explanation:

Given the mathematical expression and data;

y = 1/√x

y = 7 and x = 64

First of all, we would find the constant of proportionality, k;

y = k/√x

7 = k/√64

7 = k/8

k = 7 * 8

k = 56

Next, to find the value of x, when y = 8

y = k/√x

Substituting the values, we have;

8 = 56/√x

Cross-multiplying, we have;

8 * √x = 56

√x = 56/8

√x = 7

Taking the square of both sides, we have;

(√x)² = 7²

x = 49

the figure below shows a semicircular arch tunnel

Answers

Answer:

312.5

Step-by-step explanation:

HELP PLSSSS I BEG UUUU PLSSS

Answers

Answer: Thursday

Step-by-step explanation:

I hope this helps

Answer: Thursday

Step-by-step explanation:

It's Thursday because any number below 0 is a negative number but, as Thursday is 3° above 0, it is positive.

Hope this helps :)

The students at a High School earned money for an international animal rescue foundation. 82 seniors earned an average $26.75 per student, 74 juniors earned an average $12.25 per student, 96 sophomores earned an average $15.50 per student, and 99 freshmen earned an average $10.85 per student. What was the average collection for a student in this school?
A. $16.63
B. $16.13
C. $5.37
D. $16.34

Answers

Answer:

B. $16.13

Step-by-step explanation:

The Total Students= 82+74+96+99=351

Sum of earnings of 82 seniors = $26.75 x 82 = $ 2193.5

Sum of earnings of 74 juniors = $ 12.25 x 74 = $ 906.5

Sum of earnings of 96 sophomores = $15.50 x 96 = $ 1488

Sum of earnings of 99 freshmen= $ 10.85 x 99 = $ 1074.15

Total earnings = $2193.5 + $ 906.5 + $1488 + $ 1074.15 = $ 5662.15

( Total Earnings) ÷ (Total Students)

= $5662.15 ÷ 351

= $16.13

It’s b lovely glad to help

Please help i need the right answer fast will give brainliest​ if its correct answer

Answers

Answer:

8 X 5 = $40

Step-by-step explanation:

What is the ratio in simplest form 20: 10

Answers

Answer:

2:1 is the simplest form

Step-by-step explanation:

I need halo on the last one quickly please

Answers

I don’t know this either

On a survey, 7 students reported how many minutes it takes them to travel to school. Here are their responses.
8,5,3,15,6,16,5
Find the mean travel time for these students.
If necessary, round your answer to the nearest tenth.

Answers

answers is




explaining

Answer:

8

Step-by-step explanation:

The mean of the minutes reported is 8. The mean is the average, or the sum of the data divided by the total number of data.

major arc BRA is 3/2 the length of minor arc BSA. the length of major arc BRA is 6pi centimeters. what is the radius of the circle?

Answers

9514 1404 393

Answer:

  5 cm

Step-by-step explanation:

The given arcs have the ratio ...

  BRA : BSA = (3/2) : 1 = 3 : 2

Then BRA is 3/(3+2) = 0.6 of the total circumference of the circle.

  0.6(2πr) = 6π . . . . . BRA is 6π long

  r = 6π/(1.2π) . . . . . . divide by the coefficient of r

  r = 5 . . . . centimeters

hey i need helpppppol

Answers

Answer:

Option : C

Step-by-step explanation:

Hope it helps you!

What is the value of the underlined digit? Write your answer as a fraction. 0.812? 2 is underline number?

Answers

9514 1404 393

Answer:

  1/500

Step-by-step explanation:

The value of the digit is found by setting the other digits to zero:

  0.002

This is 2 thousandths, or 2/1000. The fraction can be reduced to 1/500.

Answer:

the answer is 1/500

Step-by-step explanation:

:)))

Factorize the following:
49x² - 25​

Answers

Answer:

(7x+5)(7x-5)

Step-by-step explanation:

We can use the difference of squares equation which states that when a number is multiplied like: (ax+b)(ax-b) then it equals (ax-b). In this equation, since there is no "b" in the typical ax^2+bx+c, we can recognize that the answer is not a square, but a difference of squares.

I will mark you branlist!!

Answers

Answer:

25

Step-by-step explanation:

1/5 x 125 = 25

Answer:

25 :)

Step-by-step explanation:

Find the perimeter of the trapezoid.
16
7
5
4
20
Plz plz help

Answers

Answer:

48

Step-by-step explanation:

7+16+5+20=48

Please help me with math

Answers

iDisk dijo en la casa que se lo pase bien a mi madre que me pase la prueba y yo no me estaba por el verde y ni me siguió porque yo le voy a decir que no me puedes decir si me estaba llamando para allá porque me voy chao a mi I’m going to kill you

Answer:

These are the answers. Hope this helps!

Step-by-step explanation:

Heeeeeeeelp meeeeeee

Answers

Answer:

(-8+1)

Step-by-step explanation:

Thomas lives more than 0.55 km and less than 0.75 km from his school.
Thomas lives from his school?
A. 0.06 km
B 0.50 km
c. 0.60 km
D. 1.30 km
Which choice could be the distance Thomas lives from his school?

Answers

I think the answer is C. Not sure, sorry if it’s wrong

Usa graph peper. Plot the points on a coordinate plane. In which quadrant
is cech point located?
2 A (3,7) B (2.0) C (8-1), D (0 -6) E (-3, 5) and F (-6, 7)

Answers

Answer:

Point A: quadrant 1

Point B: either quadrant 1 or 4

Point C: quadrant 4

Point D: either quadrant 3 or 4  

Point E: quadrant 2

Point F: quadrant 2

Step-by-step explanation:

What is the Total number of Outcomes for a family of 3 with having boys and girls?

Answers

There are 8 possible outcomes, all equally likely (if we assume each gender is equally likely). Hence the choice is 3/8. We can also think about it in at least one more way: You identified all the possible ways to get 2 boys and one girl.

Which of the following best classifies a quadrilateral with coordinates A(7,0), B(3, 1), C(4,7), and D(8, 6)?
A.Rectangle
B.Parallelogram
C.Trapezoid
D.Square

Answers

Answer:

B. Parallelogram

Step-by-step explanation:

The opposite sides of the quadrilateral are equal and so the quadrilateral is a rectangle, the correct option is A.

What is a Quadrilateral?

A quadrilateral is a polygon with four sides.

The coordinates of a quadrilateral are:

A(7,0), B(3, 1), C(4,7), and D(8, 6)

The distance between the coordinates has to be determined to identify the type of quadrilateral

The distance formula is

[tex]\rm D = \sqrt { ( x- x_1)^2 + (y-y_1)^2}[/tex]

[tex]\rm AB = \sqrt { (3-7)^2 + (1-0)^2}\\AB = \sqrt { 17}[/tex]

[tex]\rm BC = \sqrt { ( 1)^2 + (6)^2}\\BC = \sqrt {37}[/tex]

Similarly,

[tex]\rm CD= \sqrt { 17}\\\\AD = \sqrt{37}[/tex]

The opposite sides of the quadrilateral are equal and so it is a rectangle.

To know more about Quadrilateral

https://brainly.com/question/13805601

#SPJ5

The answer the number 2

Answers

Answer:

69

Step-by-step explanation:

Find the value of x.

Please help and can somebody tell me how to find x?

Answers

Answer:

x = 75°

Step-by-step explanation:

Sum of the interior angles of a triangle = 180°

Therefore,

78° + 27° + x° = 180°

Add like terms

105 + x = 180

105 + x - 105 = 180 - 105 (substraction property of equality)

x = 75°

2. The size of garage after a 12% decrease is 150 square feet. What was the original
size of the garage? Round to the nearest whole feet.

Answers

Answer:

168ft^2

Step-by-step explanation:

150 · 0.12 = 18.

150 + 18= 168

Round the fraction to 0, 1/2, or 1.



4/7

Answers

Answer:

It is closer to 1/2 than anything

Step-by-step explanation:

so 1/2

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