Solve the system by the substitution method. x + 3y = 1 y = - 2x - 17 Select the correct choice below and fill in any answer boxe A. The solution is (-10,3). (Type an ordered pair.) OB. There are infinitely many solutions O c. There is no solution.​

Answers

Answer 1

Answer:

C

Step-by-step explanation:


Related Questions

The diagram shows a cuboid.
4 cm
5 cm
9 cm
What is the volume of the cuboid?
Asap

Answers

Answer:

180

Step-by-step explanation:

9x5=45

45x4=180

Answer:

180 cm^3

Step-by-step explanation:

4x5x9=180

Hope this helps! ;)

Triangle MAT is similar to Triangle RUG. Complete the statement: Line segment
MT corresponds to
A
U
À
M
T
R
G

Answers

it would be corresponding to RG.
the answer would be RG because corresponding means they’re in the same position

how to find constant of proportionality

Answers

Step-by-step explanation:

The constant of proportionality is the ratio between two directly proportional quantities. Two quantities are directly proportional when they increase and decrease at the same rate. The constant of proportionality k is given by k=y/x where y and x are two quantities that are directly proportional to each other.

PLEASE HELP MEEEE! Don’t mind the highlighter haha

Answers

Answer:

c words words words words


Students in a large district's two high schools are offered a "Second Breakfast' program after their first-period class.
The district's nutrition manager is interested in determining if the program is effective. He takes two independent
random samples of days from the previous years, 20 from high school A and 15 from high school B, and calculates
the mean amount of money, in dollars spent for the program. Which of the following statements concerning the
variability of the sampling distribution of the sample mean is correct?

Answers

Answer:

A

Step-by-step explanation:

Random samples of days from the previous years, 20 from high school A and 15 from high school B, and calculates

What is the Nutrition?

Nutrition is the study of food and how it works in your body. Nutrition includes all the stuff that's in your food, such as vitamins, protein, fat, and more. It's important to eat a variety of foods, including fruits, vegetables, dairy products, and grains, so you have what you need to grow and be healthy.

How to determine?

Students in a large district's two high schools are offered a "Second Breakfast' program after their first-period class.

Random samples of days from the previous years, 20 from high school A and 15 from high school B, and calculates

Learn more about Nutrition:

https://brainly.com/question/26750988

#SPJ2

At the Denver International Airport, planes must clear a mountain that is 1000 feet tall that is a horizontal distance of 2800 feet away. At what angle of elevation must the plane take off in order to safely clear the mountain ? Round your answer to the nearest WHOLE degree.
PLEASE i need help

Answers

Answer:

19 degrees

Step-by-step explanation:

Will have a triangle with horizontal distance being 2800, and vertical being 1000 feet. Angle between the horizontal and hypotenuse is what we are looking for.

Thus it's a tangent function.

SOH

CAH

TOA <-----

Tangent is the opposite / adjacent

So we will be looking at doing an Arctan to find the angle.

Arctan α = [tex]\frac{1000}{2800}[/tex]  = 19.29 degrees. Round to the nearest whole degree would be 19 degrees due to being less than .50

Your answer is 19 degrees

-7/8+(-1/8)=
-1. 4/9+(-2. 2/3)=
-1. 2/3+(-2. 1/3)=
Пожалуйста помогите 20 балов!!!!

Answers

1. -1
2. -8/9
3. -1.1
is your answer

what number must you add to complete the square?

x^2+14x=3

Answers

Answer: 49

Step-by-step explanation: In order to complete the square, you need a perfect square trinomial on the left side of the equation.

The question is, what is the number we need?

Well it comes from a formula. The number that is added to both sides

comes from half the coefficient of the middle term squared.

So that's half of 14 which is 7, squared which is 49.

Use the Pythagorean Theorem to find the missing side.
Round to the nearest tenth
10 m
7.5 m

Answers

The fourth one 12.5!

It's self-explanatory, hope this helps!

The geometric mean between 8 and 18.
a) 8
b) 12
c) 14
d) 16

Answers

Explanation:

The geometric mean of two positive numbers a and b is √ab. The ratio a:√ab is equal to the ratio √ab:b.

b


Recall that the volume of a sphere is given by the formula V = 4/3pi to the 3rd

1. Here is a sphere with radius 4 feet. What is the volume of the sphere? Express your answer in
terms of pi.
2. A spherical balloon has a diameter of 4 feet. Approximate how many cubic feet of air this
balloon holds. Use 3.14 as an approximation for it, and give a numerical answer

Answers

9514 1404 393

Answer:

  1. (256/3)π ft³

  2. 33.49 ft³

Step-by-step explanation:

1. Put 4 ft into the formula where r is, then simplify.

  V = (4/3)π(4 ft)³ = (256/3)π ft³

__

2. The radius is half the diameter, so is 2 ft. Put that in the formula, along with the value for π, and do the arithmetic.

  V = (4/3)(3.14)(2 ft)³ ≈ 33.49 ft³

The new Samsung 9 phone costs $500, and has a sales tax of 15%. What is the final price?

Answers

Answer:

575

Step-by-step explanation:

500 x .15 = 75

500 + 75 =575

El lote rectangular de mi casa tiene 8m mas de profundidad que de frente y para cercalo necesitamos 46m ¿cuales son las dimensiones del lote?​

Answers

Answer:

Profundidad 1= 15,5 metros

Profundidad 2= 15,5 metros

Frente 1= 7,5 metros

Frente 2= 7,5 metros

Step-by-step explanation:

Suma todo y da 46 metros que es la medida de la cerca.

resta la profundidad con el frente y da 8 metros que es la diferencia o los metros más.

:)

can anyone give me the answer?

Answers

Answer:

169

Step-by-step explanation:

The square area is 64 and the paralellogram is 105

Add those two: 64+105=169

PLEASE HELP WILL GIVE LOTS OF POINTS & BRAINLY!!

Answers

Answer:

the amplitude is 5

the period is 4 pi

Step-by-step explanation:

The length of a DNA nucleotide building block is about 1 nanometer, or 0.000000001 meters. Fill in the blank to write this number in scientific notation.

Answers

Answer:

4

Step-by-step explanation:

The length of a DNA nucleotide building block is about 1 nanometer, or 0.000000001 meters.  Fill in the blank to write this number in scientific notation.

×10−9

A store is having a clearance special and every item is ​10% off. What is the sale price of a $210 ​suit?

Answers

Answer:

$189

Step-by-step explanation:

210 has to be multiplied by the decimal form of the percentage, 0.10, which equals to 21. This will be subtracted from 210, giving you an answer of $189.

what is the vertical distance from the floor to the third step?(brainliest)

Answers

Answer:

Go SUB TO MY YT CHANNEL Florida_kik For a brainly !!!!!!!

Step-by-step explanation:

Answer:

60 cm

Step-by-step explanation:

109^2-91^2=x^2

11881-8281=x^2

d^2=3600

x=60

This is pretty simple, but the wording gets me. Is choice B correct as well, I’m not really sure. Please help

Answers

i’m not 100% sure but i think ur answer rn is correct don’t check the second box

In the functions in the table, x is the price of each chair. The functions give the revenue (R) and costs (C) that Carrie’s business can expect in a year at a given price for the item. Use graphing tools to examine the graphs for each set of equations. Then select the correct answer from each drop-down menu.

Answers

9514 1404 393

Answer:

Material 2 can deliver the highest profit of about 3,225,000Material 3 is profitable for the widest range of prices

Step-by-step explanation:

The graphs of profit are shown in the attachment. Each is the difference between the revenue function and the cost function.

Material 2 (blue curve) shows the highest profit.

Material 3 (green curve) shows a profit over the widest range of prices.

I need some help please

Answers

Answer:

might be the [tex]\sqrt{74}[/tex] because it equals 8.6 and the missing angle is slightly loger than the 7 butyou never know i might be wrong

Step-by-step explanation:

Help

Don’t use for points or will take it back

Answers

Answer:

It's 180-( 110+20)

=180-130

=50 degrees, hope it helps

A line's y -intercept is 10,and its slope is 9 . What is its equation in slope-intercept form?

Answers

Answer:

y = 9x + 10

Step-by-step explanation:

y = mx + b

Here, m is slope and b is y-intercept

y = 9x + 10

Answer it fast please​

Answers

Answer:

0.00446

Step-by-step explanation:

We need to find the value of the following expression :

[tex]\dfrac{(\dfrac{95}{17})^{-3}}{(\dfrac{15}{17})^{-2}}[/tex]

We know that, [tex]\dfrac{\dfrac{a}{b}}{\dfrac{c}{d}}=\dfrac{a}{b}\times \dfrac{d}{c}[/tex]

So,

[tex]\dfrac{(\dfrac{95}{17})^{-3}}{(\dfrac{15}{17})^{-2}}=(\dfrac{95}{17})^{-3}\times (\dfrac{17}{15})^2\\\\=0.00446[/tex]

So, the value of the given expression is 0.00446.

Solve the inequality: -3x - 22 > 23

Answers

Answer:x<-15

Step-by-step explanation:

For each expression, select all equivalent expressions from the list 1. 24x - 18 A. 6(4x -3) B. 6 C. 4(6x - 4) D. 12x - 9​

Answers

23/3+1=5 so I hope this help

Answer:

A

Step-by-step explanation:

All things algebra triangle angle sum theorem

Answers

Answer:

The three angles of a triangle always add up to 180°.

That's basically all there is to it. I know this was pretty short but I hope it helps. :)

Answer:

The Triangle Angle Sum Theorem is that all angles in a triangle must add up to 180°.

Step-by-step explanation:

(hope this helps :P)

Mia said that 2 - 3a = 11 and 3a -2 +1 have the same solution. Is she correct? Explain.

Answers

2-3a=11
Minus 2 from both sides
-3a=9
a=-3
3a-3=1
Plus 3 to both sides
3a=4
a=4/3
No

Which is Q=200p/L solved for p

Answers

Answer:

P = QL/200

Step-by-step explanation:

Answer:
P= QL/200
Step by step explanation:

What is the sum of 4 1/2 + 5 1/2?

Answers

Answer:

10

Step-by-step explanation:

5 + 4 = 9 and 1/2 + 1/2 = 1 whole so 9 + 1 = 10

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