Find the values of m so that the point (2,3) lies in the curve x^2+y^2+mx+2y-30=0.​

Answers

Answer 1

Answer:

= your nose and eye and mouth


Related Questions

Which type of tide occurred on June 8?
A spring tide
B neap tide
C) full tide
D) half tide
PLEASE HELP

Answers

Answer:

A) spring tide

Step-by-step explanation:

In her catering business, Elena usually estimates that 5 pounds of meat will feed about 26 people. How many pounds of meat should she prepare if she is expecting 156 people?

Answers

30 pounds of beef, because 156/26= 6 and 5x6=30

Answer:

30

Step-by-step explanation:

26 = 5

156 = x

cross multiply  

26x=156*5

26x= 780

divide both sides by 26

x= 780/26

x = 30

solve this system of equations by graphing y=5/3x+3 y=1/3x-3

Answers

The solution to the system of equation is x = 9 /2 and y = - 3 / 2

Simultaneous equation

y = 5 / 3 x + 3

y = 1 / 3 x - 3

Therefore, let subtract equation(i) from equation (ii) to eliminate y

5 / 3 x - 1 / 3 x = 3 + 3

5x - x / 3 = 6

4x / 3 = 6

cross multiply

18 = 4x

x = 18 / 4

x = 9 / 2

Therefore,

y = 1 / 3(9 / 2) - 3

y = 9 / 6 - 3

y = 9 - 18 / 6

y = - 9 / 6

y = - 3 / 2

learn more on system of equation here: https://brainly.com/question/3060334?referrer=searchResults

What is the quotient of the following in simplest form? 5/9 divided by 2/3

Answers

Answer:

5/6

Step-by-step explanation:

You write the question as such: 5/9 divided by 2/3.

After that, you keep the first fraction, flip the sign and the fraction.

You will get: 5/9 multiplied by 3/2.

When you get this, you then cross multiply and simplify as such.

5/3 multiplied by 1/2.

5/6 would be your solution.

Question 1
Fill in the blank question.
The sum of two numbers is 20.5. Their difference is 6.5. Find the two numbers.



Part A



Write a system of equations that represents the situation.



x+y=_____



x−y=_____



Part B



Solve the system of equations. Express the coordinates as decimals if necessary.



( _____, _____)



Part C



Interpret the solution.



The greater number is
____________________
and the lesser number is
____________________

Answers

Answer:

x = 13.5

y = 7

(13.5,7)

what the solution means is that (13.5,7) would be the point at which the two lines, x+y=20.5 and x-y=6.5, would intersect

Step-by-step explanation:

x + y = 20.5

x - y = 6.5

if we add the two equations we get:

2x = 27

x = 13.5

y = 20.5 - 13.5

y = 7

solution as an ordered pair:

(13.5,7)

What the solution means is that (13.5,7) would be the point at which the two lines, x+y=20.5 and x-y=6.5, would intersect

Which is the better buy, 3 pounds of apples for $3.99 or 5 pounds of apples for $7.89?

Answers

Answer:

The 3 pounds of apples for $3.99.

Step-by-step explanation:

hopes this helps.

What is the sale price of a rowboat originally priced at $90? If it's marked down 70%

Answers

Answer:

Correct answer:

$20.40

Step-by-step explanation:

20% off means that the new price of the skirt will be 80% of the original price:

$30(100%  – 20%) = $30(80%)

Converting the percent to a decimal gives:

$30(0.8) = $24.00

There is an additional 15% off the sale price of $24.00, so the final price is 85% of the sale price:

$24(100%  – 15%) = $24(85%)

Again converting the percent to a decimal gives:

$24(0.85) = $20.40

helppppppppppppppppppppppppppppppppp

Answers

I believe the answer would be
-1 1/3

Which expression is equivalent to 6 (3x + 4)?
9x + 10
9.C +4
18.2 + 4
18.2 + 24

Answers

I think it’s 18.2+24

plzz help me.I really need help with this





Answers

the answer is b and the c is te answer it

Mario has 3 books of short stories. Each book has
5 stories. He has 13 other short stories. How many
short stories does Mario have?

Answers

in total mario has 16 short stories

The total number of stories that Mario has will be 28.

What is Algebra?

Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.

The definition of simplicity is making something simpler to achieve or grasp while also making it a little less difficult.

Mario has 3 books of short stories. Each book has 5 stories. He has 13 other short stories.

The total number of stories is calculated as,

Total = 5 x 3 + 13

Total = 15 + 13

Total = 28

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

Find f(-4) if f(X) =1x - 5

Answers

Answer: -9

Step-by-step explanation:

If you substitute x for -4 you would have 1(-4)-5, which is -9.

Answer: -9

Step-by-step explanation: f(x) means to input the x into the following value or really substitute.

f(-4)=1(-4)-5

f(-4)=-4-5

f(-4)=-9

Factor the gcf. Plz hurry

Answers

Answer:

option B is correct answer

Step-by-step explanation:

Leah can skate around the park in 8 minutes. How many laps can she skate in 72 minutes?

Answers

Answer:

9 times 8x9=72

Step-by-step explanation:

hope this helps

if you have anymore questions ask me

Answer:  9 laps

Step-by-step explanation:

1. Divide: 72/8 = ?

2. Solve: 72/8=9

I need help 4k - 13 = 6k + 5

Answers

Answer:

k = -9

Step-by-step explanation:

4k - 13 = 6k + 5

4k - 6k = 5 + 13

-2k = 18

k = 18 / -2

k = -9

What is the position of the car?

–4
1
2
4

Answers

Answer:

The answer is 2

Step-by-step explanation:

I state this answer because the pattern of the number line is 2, so therefore, 2, 4, 6, 8, and so on.

To conclude, the answer is 2

Answer:2

Step-by-step explanation: edge 2023

I WILL GIVE BRAINLIEST AND 100 PTS
SO PLS ANSWER

Answers

Answer:

ΔLNM is proved as isosceles triangle. Below for explanation.

Step-by-step explanation:

We know that:

AMBX = SquareSquares have equal sides

Since AMBX is a square, AL must equal to BN because they are the extra lengths of the square. The lengths of the square are AM, MB, BX, XA.

Side of square + Extra length = Side of triangle

This can tell us that the two sides of the triangle are equal. We also know that if 2 sides of a triangle are equal, it is classified as an isosceles triangle. Hence, ΔLNM is proved as an isosceles triangle.

Hoped this helped!

Answer:

ΔLNM is proved as isosceles triangle

Step-by-step explanation:

or basically what guy said on top /\

Radical functions and rational exponents unit test

Answers

There are different kinds of test. The term, Radical functions and rational exponents is explained below.

What are Radical functions and rational exponents?

Radical expressions are  known to be functions that has radicals present in them.

Radical functions are known to appear in a lot of forms, ranging simple and familiar to complicated forms. Radicals and fractional exponents are said to be different ways of showing the same stuff/thing.

Rational exponents is known also as fractional exponents. They are functions or an expressions that has exponents that are known to be rational numbers.

Learn more about Radical functions from

https://brainly.com/question/13430746

A school club sold 300 shirts. 31% were sold to fifth graders, 52% were sold to sixth graders, and the rest were sold to teachers.a) How many shirts were sold to fifth graders?

Answers

You would do 300• 31/100 to get 90. I’m pretty sure that’s right

PLEASE HELP. I HAVE FIVE MINUTES TO ANSWER

If the length of a rectangle is 4x² - x +2, and the width of the rectangle
is 5x - 3, what is the perimeter of the rectangle expressed as a
polynomial?

8x^2-12x+10
8x^2+8x-2
8x^2-12x+10
8x^2-8x+2

Answers

Answer:

8x² + 8x - 2

Step-by-step explanation:

We know that:

Perimeter of a rectangle = Sum of all its sidesLength of rectangle = 4x² - x + 2Width of rectangle = 5x - 3

To find the perimeter, we need to use the equation "Perimeter of a rectangle = Sum of all its sides".

Solution:

Perimeter of a rectangle = Sum of all its sides=> 2[{4x² - x + 2} + {5x - 3}] = Perimeter=> 2[4x² - x + 2 + 5x - 3] = Perimeter=> 2[4x² + {-x + 5x} + {2 - 3}]=> 2[4x² + 4x - 1]=> 8x² + 8x - 2

Hence, the perimeter of the rectangle is 8x² + 8x - 2.

What is the measure of AngleN to the nearest whole degree? 35° 45° 55° 65°.

Answers

The measure of the angle N is 55 degrees.

A triangle is a polygon with three sides and three angles.

There are different types of triangles such as the isosceles triangle, equilateral triangle, scalene triangle, right-angled triangle.

What is the law of cosine?

The law of cosines states that for a triangle with sides a, b, and c and the corresponding angles opposite to the sides which are A, B, and C. Then:

a² = b² + c² – 2bccos(A)

Let ML = a = 5.74, LN = b = 4, MN = c = 7.

∠N is opposite to side ML. Let ∠N  be A,

a² = b² + c² – 2bccos(A)

2bc* cos(A) = b² + c² – a²

Substituting:

2(4)(7) × cos(A)= 4² + 7² - 5.74²

56cos(A) = 32.0524

cos(A) = 0.5723

A = cos⁻¹(0.5723)

A = 55⁰

A = ∠N = 55⁰

Hence, the measure of the angle N is 55 degrees.

To know more about the Law of Cosine click the link given below.

https://brainly.com/question/17189723

Answer:

The answer is 55

Step-by-step explanation:

1/7 of all students achieved great success in the written exercise in mathematics. 3/7 very good success. 2/7 good success, while 4 students achieved sufficient success. How many students did the writing exercise?(fractions)​

Answers

Answer:

x = 28

Step-by-step explanation:

Let the total number of students = x

x/7 + 3x/7 + 2x/7 + 4 = x If that is all there is.  If it isn't the problem can't be done. Combine like terms.

x(1 + 3 + 2)/7 + 4 = x

x (6/7) + 4 = x                       Subtract 6x/7 from both sides

4 = x - 6x/7

4 = 7x/7 - 6x/7                     Combine

4 = 1/7x                                Multiply both sides by 7

4*7 = 7x / 7

x = 28

Studies showed that a driver with a blood alcohol level of 0.15% has_____ times greater chance of causing an accident.

Answers

Answer:

25

Step-by-step explanation:

Find angle, a.  Show the working mentioning the angle properties in each step.​

Answers

Answer:

a°=45°

Step-by-step explanation:

SOLUTION,

→a°=45°[ Being alternate angles]

→Hence,a°=45°

(6 + 3) divided (4 - 5)

Answers

Answer:

-9

Step-by-step explanation:

9/-1 = -9

-9 explanation (6+3)= 9 (4-5) = -1. 9 divided by -1 is equal to -9

Collins was 7 years 3 months old when he joined school. Today he is 13 years and 2 months. For how long has he been in school?

Answers

Answer:

He is about 6 years old (5 years 11 months)

Step-by-step explanation:

13 - 7 and 3 - 2

Valerie burned 48 calories in 6 minutes of dancing. If she dances for another 2 minutes, burning calories at a constant rate, how many calories will she burn in all?

Answers

Answer:

64 calories

Step-by-step explanation:

4647 divided by 18 is what? Also please show mee how you worked it out.

Answers

Answer:

258 R 3

Step-by-step explanation:

used a calculator

PLEASE HELP WITH THIS PLEASE!!

Answers

Answer:

96

Step-by-step explanation:

this is the answer I think

Answer is 96

I hope it helped

I need help can I have how to do it and some work so I can do it.

Answers

Answer:

cant see it post another

Step-by-step explanation:

Answer:

Step-by-step explanation:

[tex]Here,\\\\y=-4\\\\Now,\\\\-2x+6y=-10\\\\-2x+6*(-4)=-10\\\\-2x-24=-10\\\\-2x=-10+24\\\\x=14/-2\\\\x=-7[/tex]

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