If the sumof two numbers is 4 and the sum of their squarea minus three times their product is 76, find the two numbers

Answers

Answer 1

Answer:

Step-by-step explanation:

If the sumof two numbers is 4 and the sum of their squarea minus three times their product is 76, find the two numbers

Let us represent:.

First number = x

Second number = y

If the sum of two numbers is 4

= x + y = 4

x = 4 - y

The sum of their squares minus three times their product is 76

x² + y² - 3xy = 76

We substitute 4- y for x

(4 - y)² + y² - 3(4 - y)y = 76

(4 - y)(4 - y) + y² - (12 - 3y)y = 76

16 - 4y - 4y - y² + y² - 12y - 3y² = 76

16 -20y - 3y² = 76

3y² + 20y - 16 + 76 = 0

3y² + 20y + 60 = 0


Related Questions

PLEASE HELP! WILL MARK BRAINLIEST IF U ANSWER CORRECTLY! IF WRONG U WONT GET IT

Answers

Answer:

1120 super easy

Step-by-step explanation:

8x10=80

80x14=1120

z > 34. Which of the following statements is the best way to describe the value of z?

A. The value of z is less than 34.
B. The value of z is more than 34.
C. The value of z has a maximum of 34.
D. The value of z has a minimum of 34.

Answers

Answer:

B

Step-by-step explanation:

The open end is always going to be by the larger number.

Answer:

B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.B.

HAHAHA

Step-by-step explanation:

There are 24 pints of juice in 2 containers, how many pints of juice in 1 container?

Question 1 options:

6


12


2


48

Answers

If they are the same size, it should be 12.
For example, if I had two cups of water and they can both hold 12 oz’s, and I have 24 oz’s. 12 ozs will hold the total 24.

What number is 16% of 576 in a fraction ?

Answers

Answer:

92 4/25

Step-by-step explanation:

16% of 576

=16/100 x 576

=2304/25

=92 4/25

What is the equation of the line that passes through (0, -2) and has a slope of 0?

y = -2
y = 2
x = 2

Answers

Answer:

y = - 2

Step-by-step explanation:

A line with a slope of 0 is a horizontal line parallel to the x- axis with equation

y = c

where c is the value of the y- coordinates the line passes through.

The line passes through (0, - 2) with y- coordinate - 2 , then

y = - 2 ← equation of line

Y=-2
S=0
Solve for both

The baker can make 28 cakes in 7 days.how many cakes can the baker make in 5 days

Answers

Answer:

20 cakes in 5 days...........

Answer:

The Baker can bake 20 cakes in five days.

Step-by-step explanation:

Firstly you divide 28 by seven to find how many cakes he baked in one day.The answer is 4.

Secondly to find how much he baked in 5 days u simply multiply 5×4=20

I hope this helps:)

A dog named Zula set a record by popping 100 balloons in 44.49 seconds. Which shows the expanded form of 44.49?

Answers

Answer:

40+4+0.4+0.09

Step-by-step explanation:

please help me I will mark your brainiest !!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

The right answer is D, "n" can be any value greater than 2

Step-by-step explanation:

If variable "n" was any value less than or equal to 2, then the inequality would be less than or equal to 16, which isn't valid. So "n" has to be any value greater than 2.

2.8 -3x =12.1 −6x what's x

Answers

X= 3.1 is the answer
The answer is X=3.1!

What is the coefficient of 8b+3.2

Answers

Answer:

8

it's the prefix to the variable

Step-by-step explanation:

Answer:

Step-by-step explanation:

8

Will mark BRAINLIEST!!
What is - 1 1/15 + (- 3/5) =

Answers

the answer is -20/15 or -1 1/3

i need help it's due today will give 30 points and brainliest

Answers

Answer:

t=5

a=-13

q=-9

z=-6

r=-2

u=9

y=-45

w=-13

s=11

p=-1

Step-by-step explanation:

Answer:

1.t=5

2.a=(-13)

3.-9=q

4.-6=z

5.r=(-2)

6.u=9

7.y=(-45)

8.w=(-13)

9.s=11

10.p=(-1)

hope this helps have a blessed day=)

There were 24 people invited to a pizza party. One-fourth of the people wanted sausage and olives. Three-fourths
wanted plain cheese. How many plain pizzas should Sam order?


18,16,14?

Answers

Answer:

the  number of plain pizza does sam order is 18

Step-by-step explanation:

The computation of the number of plain pizza does sam order is shown below:

= Total people invited to a pizza party × plain cheese

= 24 × 3 ÷ 4

= 18

Hence, the  number of plain pizza does sam order is 18

A heron is perched in a tree 50 feet above sea level. Directly below the heron, a pelican is flying 17 feet above sea level. Directly below the birds is a trout, swimming 23 feet below sea level. What is the distance between the heights of the pelican and the heron
A.67 feet
B. -67
C. 33
D.-33

Answers

Answer:

Its C

Step-by-step explanation:

An eagle is perched in a tree 40 feet above sea level. Directly below the eagle, a pelican is flying 10 feet above sea level. Directly below the birds is a shark, swimming 30 feet below sea level. Draw a picture to help answer the following questions: a) What is the DIFFERENCE in height between the pelican and the shark?

Answers

Answer:

40

Step-by-step explanation:

10 + 30 = 40 difference

m-3/18=11/18 What is m??

Answers

Answer:

I think m is a variable

Step-by-step explanation:

because a variable is a letter representing a unknown amount

Step-by-step explanation:

hope this will help you.

Select the equation of the line of symmetry shown at the graph.
Answer choices:
X=3
Y=3
X=4
X=2​

Answers

the answer is x=3
hope this helps !

Which of the following ordered pairs is a solution to the equation 4x+4y=4? Select all that apply.

Answers

Answer:

okay, the answers are: (-9, 10), (-4, 5), and (-13, 14)

Step-by-step explanation:

hope this helps

pls I neeeed to ace this test.

Answers

Answer:

but

Step-by-step explanation:

moreover is more of a transition that means "also"

furthermore is used as a conclusion

Answer:

But

Step-by-step explanation:

Im pretty sure is the right answer is but it could be while to but is not an option so im a 100% sure is A-But

Find the value of 200 + 9 + 0.3 +0.001.​

Answers

Answer:

209.301

Step-by-step explanation:

Un escalador sube 225m de altura. El asenso lo hizo en 3 etapas. En la primera subio un quinto en la, en la tercera un cuarto. ¿cuanto hizo en la segunda?

Answers

Answer:

Segunda etapa= 123.75 metros

Step-by-step explanation:

Altura total= 225 metros

En la primera estapa subió el 20% (un quinto):

Primera etapa= 225*0.2= 45 metros

En la tercera etapa subió 25% (un cuarto):

Tercera etapa= 225*0.250 56.25 metros

Ahora debemos determinar cuánto subió en la segunda etapa:

Segunda etapa= altura total - total subido

Segunda etapa= 225 - (45 + 56.25)

Segunda etapa= 123.75 metros

PLEASE HELP!!! I need an urgent answer and I'll give brainiest just please answer this easy question!

Answers

do like show in pic

hope it helps you

PLEASE HELP!!!!!!!! Identify the angle of elevation.

Answers

Answer:

8

Step-by-step explanation:

Hope it helps you in your learning process.


Which graph represents a proportional relationship?
A) A
B) B
C) C
D) D

Answers

Answer:

Step-by-step explanation:

I think it’s B

Answer:

its b

Step-by-step explanation:

took the test on usa test prep

please help me if you can pleasee

Answers

Answer:

248/6

Step-by-step explanation:

as if wala po talaga akong alam dyan

-2 (2x - 3) = 26
what is the the value of the x​

Answers

Answer:

-5

Step-by-step explanation:

Answer:-8

Step-by-step explanation:-2 x 2 = -4, -2 x 3 = -6

-4x - -6, -4 x -8 = 32. 32- -6 = 26

:)

What is the equation of the line that represents the horizontal asymptote of the function f(x)=25,000(1+0.025)^(x)?

Answers

Answer:

The answer is below

Step-by-step explanation:

The horizontal asymptote of a function f(x) is gotten by finding the limit as x ⇒ ∞ or x ⇒ -∞. If the limit gives you a finite value, then your asymptote is at that point.

[tex]\lim_{x \to \infty} f(x)=A\\\\or\\\\ \lim_{x \to -\infty} f(x)=A\\\\where\ A\ is\ a\ finite\ value.\\\\Given\ that \ f(x) =25000(1+0.025)^x\\\\ \lim_{x \to \infty} f(x)= \lim_{x \to \infty} [25000(1+0.025)^x]= \lim_{x \to \infty} [25000(1.025)^x]\\=25000 \lim_{x \to \infty} [(1.025)^x]=25000(\infty)=\infty\\\\ \lim_{x \to -\infty} f(x)= \lim_{x \to -\infty} [25000(1+0.025)^x]= \lim_{x \to -\infty} [25000(1.025)^x]\\=25000 \lim_{x \to -\infty} [(1.025)^x]=25000(0)=0\\\\[/tex]

[tex]Since\ \lim_{x \to -\infty} f(x)=0\ is\ a\ finite\ value,hence:\\\\Hence\ the\ horizontal\ asymtotes\ is\ at\ y=0[/tex]

I need with geometry, I need the blank spaces, anything is appreciated!

Answers

Answer:

2: 139

3: 139

4:41

Answer:

Step-by-step explanation:

10) ∠2 + 41 = 180      {Linear pair}

             ∠2 = 180 - 41

            ∠2 = 139

11) ∠3 = ∠2    {Vertically opposite angles}

∠3 = 139

12) ∠4 = 41      {Vertically opposite angles}

What is the square root of 7.29 ?

Answers

Answer:

2.7

Step-by-step explanation:

Answer:

2.7

Step-by-step explanation:

What is 5n = 185 what’s the n=__?
249 = 3y y=__?
-6w = 354 w=__?

Answers

1. n = 37

isolate n by dividing both sides by 5

2. y = 83

isolate y by dividing both sides by 3

3. w = -118

isolate w by dividing both sides by -6

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