Which two numbers have a product of -21 (multiply to -21) and a sum of 4(add to 4)?

Which Two Numbers Have A Product Of -21 (multiply To -21) And A Sum Of 4(add To 4)?

Answers

Answer 1

Answer:

+7 and -3

Step-by-step explanation:

+7 and -3


Related Questions

Which equation represents a line which is parallel to the line 2x+7y=-56

Answers

There’s no equations to pick from

Can you guys help me. l will give you the brainliest and if you give me the correct answers. please show working.

Answers

Answer:

Step-by-step explanation:

Angles formed when we turn clockwise in the given directions,

a) N to E → 90°

b). W to NE → (90° + 45°) = 135°

c). SE to NW → 180°

d). NE to N → 360° - 45° = 315°

e). W to NE → 90° + 45° = 135°

f). S to SW → 45°

g). S to SE → 360° - 45° = 315°

h). SE to SW → 180°

i). E to SW → 90° + 45° = 135°

will name brainliest if correct the first answer

Answers

Answer:

the third one

Step-by-step explanation:

have a great day :)

It is C

In problem C X is still being multiplied by the other variable y, and also it is still multiplying the 7 too, The other questions do not factor in the multiplication required meaning that the only answer that could be applied would be C.

Hope this helps and have a nice day.

-R3TR0 Z3R0  

Simplify the expression. −3x + 8x + 2 - 3x + 8x + 2

Answers

Answer:

10x + 4

Step-by-step explanation:

Combine like terms.

First combine the numbers that have the letter x:

-3x + 8x + 2 - 3x + 8x + 2-3x + 8x -3x +8x + 2 + 210x + 2 + 2

Then combine the ones that don't have the letter x

10x + 2 + 210x + 4

Answer is 10x+4

The height of a shed is 6 m. A ladder leans against the shed with its base 4.5 m away, and its top just reaching the roof. What is the length of the ladder?

Answers

Answer:

length = 7.5 m

Step-by-step explanation:

a^2+b^2=c^2

6^2+4.5^2=c^2

36 + 20.25 = 56.25

[tex]\sqrt{56.25[/tex]

= 7.5 meters

What is 7,000 + 100 + 80 + 7 in standard form?

Answers

Answer:

7,187

Step-by-step explanation:

Add 7 to 80 it equals 87 add that to 100 then it is 187 then you add that to 7,000 it is 7,187 in standard form.

Answer:

7,187

Step-by-step explanation:

is cos 314° positive,negative,or zero?

Answers

Maybe positive not sure

A square has an area of 501.76m2.
Work out the perimeter of the square.

Answers

Answer:

89.6 meters

Step-by-step explanation:

we have to take the square root of 501.76 to find the measure of 1 side which is 22.4 which we then multiply by 4 because a square has 4 sides.

How many ways can you put the letters in "Utah" in order?

Answers

There’s about 11 different ways.

Whats the formula for surface area of a trapezoidal prism?

Answers

(b1+b2)h+PH is the formula for surface area of a trapezoidal prism

Step-by-step explanation:

the side length of the lower bottom is a, the side length of the upper is b, the height is h.

PLEASE HELP I'LL GIVE BRAINLYIST
Write an algebraic expression to represent the area of the shaded region

Answers

Answer: 2y=3/2 x is variable

Step-by-step explanation:

You will have to add the 4y plus the 3 and the rectangle being halved diagonle.so you will need to 27y and divide the variable and answer because it is timed I am here .

Answer:

4y^{2}+3y

Step-by-step explanation:

First you need to distribute the values.

(4y+3)(2y) Using the "Rainbow Method" to multiply the polynomials

You Should get

8y^{2}+6y

Since this is the area of the rectangle and we need to find the area of the shaded region you need to dived 8y^{2}+6y in half because the shaded region is half of the rectangle.

8y^{2}+6y/2

Doing this you will get

4y^{2}+3y

What is the value of this expression when a = 7 and b= -4? |2a|-(-4)/3 ​

Answers

It’s either 46/3 that’s an in proper fraction
And or 15 1/3 that’s a proper fraction
And in decimals it’s 15.333333333 or just 15.3
Answer
15 1/3
Step by step
A=7
(2a)=(2•7) = 14
14- -4/3
Which is equal to 15 1/3

Name
On the class field trip, there were
4 teachers and 35 students. Which of the
following is the ratio of students to teachers

Answers

Answer:

35:4 is the ratio.

Step-by-step explanation:

The students are written on the top of the fraction because of the wording students to teacher.

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Answers

Answer:

Step-by-step explanation:

The lengths. in cm. of 8 pieces of wood are? 56 45 110 77 87 61 74 36

Answers

Answer:

[tex]Average = 68.25cm[/tex]

Step-by-step explanation:

Given

[tex]n = 8[/tex]

[tex]Lengths: 56\ 45\ 110\ 77\ 87\ 61\ 74\ 36[/tex]

Required

Determine the average ---- [Missing information]

This is calculated as:

[tex]Average = \frac{\sum x}{n}[/tex]

So:

[tex]Average = \frac{56 + 45 + 110 + 77 + 87 + 61 + 74 + 36}{8}[/tex]

[tex]Average = \frac{546}{8}[/tex]

[tex]Average = 68.25cm[/tex]

John called a plumber to fix a leak in his bathroom. The plumber charged $30 to come to the house and $25 an hour while fixing the leak. If the final bill
was $105. how many hours was the plumber at John's house?

Answers

Answer:

30 subtracted from 105 leaves u with 75 so divide that with 25 & he took abt 3 hrs

Solve for x?

A 19.8
C 32.7
B 12.8
D 7

Answers

Answer:

Step-by-step explanation:

what is the length of line BC in the right triangle below?

Answers

Answer:

D. 39

Step-by-step explanation:

BC^2 = BA^2 + AC^2

BC^2 = 15^2 + 36^2

BC = square root (1521)

BC = 39

Answer:

D) 39

Step-by-step explanation:

Since this is a right triangle, we can use the Pythagorean thm formula

Formula: a² + b² = c²

15² + 36² = c²

225 + 1296 = c²

1521 = c²

[tex]\sqrt{1521} =\sqrt{c^2}[/tex]

c = 39

Solve for X

Will give brainiest

Answers

Answer:

x = 6

Step-by-step explanation:

8x + 2 + 70 + 60 = 180

8x + 132 = 180

8x = 48

x = 6


What is the greatest common
factor of 6 and 30

Answers

The GCF, or greatest common factor, of 6 and 30 is: 6.

6/6 = 1
30/6 = 5

There is not a greater common factor of 6 and 30 than the factor 6.

The topmost common factor of 6 and 30 is 6.

To find the topmost common factor( GCF) of 6 and 30.

We can determine the factors of both figures and identify the largest factor they've in common.

The factors of 6 are 1, 2, 3, and 6.

The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.

From the common factors listed over, the largest factor that both 6 and 30 share is 6.

Thus, the topmost common factor of 6 and 30 is 6.

Learn more about Greatest Common Factor here:

https://brainly.com/question/29584814

#SPJ6

Please show work. Thanks​

Answers

Sorry I can’t help u but have a great day

Answer:

6

Step-by-step explanation:

multiple 30× .20% which equals 6. Then you will add 30 +6=36. So, Lane will do a total of 36 push-ups everyday

Write an algebraic expression to represent the area of the shaded region.


Answers

Answer:

4y^{2}+3y

Step-by-step explanation:

First you need to distribute the values.    

(4y+3)(2y) Using the "Rainbow Method" to multiply the polynomials    

You Should get    

8y^{2}+6y    

Since this is the area of the rectangle and we need to find the area of the shaded region you need to dived 8y^{2}+6y in half because the shaded region is half of the rectangle.    

8y^{2}+6y/2    

Doing this you will get    

4y^{2}+3y

Pls help and look at the screenshot will give brainlist

Answers

Answer:

D

Step-by-step explanation:

Answer is D
Hope it help u

8.75 x 10 ^3 in standard form

Answers

Answer:

8.75×10^3

Step-by-step explanation:

here is the answer

this performance task is really important for my grade, if you could help, i would greatly appreciate it :)

The vertices of quadrilateral WXYZ are W(-1,4); X(3,5); Y(4,1); Z(00). What kind of quadrilateral is it? Explain how you know this. Be as specific as possible.

Answers

Answer:

This quadrilateral is a SQUARE.

When we plot these points, we realize that they are equal distance apart.

So, when a quadrilateral has sides that are equal distance apart, that quadrilateral is a square.

Let me know if this helps!

[?]=ft2
pls help me

Answers

Answer:

6.5

Step-by-step explanation:

Supppose a rectangle will undergo a rotation about the origin of a coordinate plane and a translation of 6 units down. Which of these is a true statement

Answers

Options:

The resulting rectangle will be congruent to the original rectangle regardless of the order of the rotation and the translation.

The resulting rectangle will be congruent to the original rectangle only if the rotation occurs before the translation.

The resulting rectangle will be congruent to the original rectangle only if the translation occurs before the rotation.

The resulting rectangle will not be congruent to the original rectangle regardless of the order of the rotation and the translation.

Answer:

The resulting rectangle will be congruent to the original rectangle regardless of the order of the rotation and the translation.

Step-by-step explanation:

See attachment for options

Given

Shape: Rectangle

Transformation

- Rotation

- Translation 6 units down

Required

True statement about the transformation

From the options, we understand that we are to answer the question based on whether or not the image of the transformation will equal the original.

The given transformations are rigid transformations and as such, they do not in any way change the measure of the length and/or angle of the new image, after transformation

So, irrespective of which transformation comes first, both shapes will be congruent.

Hence: (a) is true

The price of a 9-minute phone call is $1.35. What is the price of a 16-minute phone call?​

Answers

1.35/9=0.15 which is the amount for one minute so multiple it by 16 to get 16 minutes
0.15x16=2.4 dollars

Ratio of boys to girls is 4 to 3. If there are 56 total students, how many are girls?

Answers

Answer:

There are 24 girls.

Step-by-step explanation:

56 total students divided into 7 parts (4 parts boys and 3 parts girls) is 8.

8 times 3(ratio of girls) is equal to 24.

Answer:

I think 24 if i'm not wrong

Step-by-step explanation:

If the perimeter of the square below is 12x^2-8x-4, what is the area of the figure

Answers

Answer:

Step-by-step explanation:

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