Solve the system using substitution. y = 2x + 10
y = x + 8
A. ( 6, 14)
b. ( 2, 14)
C. (2, 10)
D. (-2,6)

Answers

Answer 1

Answer:

Hi! The answer to your question is D. (-2, 6)

Step-by-step explanation:

☆*: .。..。.:*☆☆*:☆*: .。..。.:*☆☆*: .。..。.:*☆ .。..。.:*☆

☁Brainliest is greatly appreciated!☁

Hope this helps!!

- Brooklynn Deka

Answer 2
The answer is D. (-2,6)

Related Questions

28 and 29 thank you no links please

Answers

Answer:

105 cubric centemeters

Step-by-step explanation:

V = w x h x l

V = (5cm) (3 cm) (7 cm)

V = 105 cubic centemeters

D. 105 is the answer

A jar contains 3 red marbles, 6 blue marbles, 5 green marbles and 6 yellow marbles. Assume there is replacement.

Answers

I believe the answer would be 36/400, 9/100, or 9%

(I believe you are asking for the probability of picking blue then another blue )

So, in the jar, there are 20 marbles, 6 of which are blue, so pick one would be a 6/20 or 3/10 ≈ 33.3%

Assuming that you grabbed a blue marble then it was replaced with another blue marble, you would multiply 6/20 and 6/20 (the individual chances of getting one blue) and get 36/400, which simplifies to 9/100 or 9%

Please correct me if I am wrong, have a good day!

On the map, Winton ,California is located at(“ (2,10.5) in Lake Tahoe is located at (14,16). Each unit on the map equals 16.5 miles what is the approximate distance between the cities round to the nearest mile.

Answers

Answer:

The distance between the two

points on the map

is 225 units

Step-by-step explanation:

Firstly, we need to calculate the distance in units between the two locations on the map

What we have to use here is the distance formula

Mathematically, we have this as;

D = √(x2-x1)^2 + (y2-y1)^2

(x1,y1) = (2,10.5)

(x2,y2) = (14,16)

we have the distance as follows;

D = √(14-2)^2 + (16-10.5)^2

D = √(12^2 + 6.5^2)

D = √(186.25)

D = 13.65 units

now, from the question, 1 unit on the map represents a distance of 16.5 miles

thus, a distance of 13.65 units will be;

16.5 * 13.65 = 225.225

= 225 units

6. Move each vertex one more time to a different location.
What is the sum of the angle measures of the quadrilateral?

Answers

Answer:

360

Step-by-step explanation:

I got it right

The height of the cylinder is 18 meters and the volume of the cylinder is 4,374 cubic meters. What is the area of the base of the cylinder?

Answers

Answer:

242.76m^2

Step-by-step explanation:

Given data

Height=18m

Volume=4,374m^3

We know that the expression for the volume of a cylinder is

V=πr^2h

substitute

4374=3.142*r^2*18

4374=56.556*r^2

4374/56.556=r^2

77.339=r^2

r=√77.339

r= 8.79m

But the area of a circle is expressed as

A= πr^2

A=3.142*8.79^2

A=3.142*77.2641

A=242.76m^2

Hence the area of the base is 242.76m^2

can somebody please help me?

Answers

Answer:

solution given:

x²+4x

a.x(x+4)=x²+4x[true]

b.(x+2)²=x²+4x+4[false]

c.(x+x)(x+4)=2x²+8x[false]

d.(x+2)²-4=x²+4x+4-4=x²+4x[true]

e.(x+4)x=x²+4x[true]

Step-by-step explanation:

your selection is;

A.

D.

E.

Answer:
A
D
E

Explanation: i took this test a while back

Choose the correct choice for the product Tu:
f
[1]
o
O Undefined
DONE
The resulting matrix creates an image that is a
reflection across the
DONE

Answers

Answer:

[-1,4] and line y = -x

Step-by-step explanation:

Answer:

B. [tex]\left[\begin{array}{ccc}1\\-4\end{array}\right][/tex]

B. line y = -x

Step-by-step explanation:

edge :)

have a lovely day <3

cuál es el perímetro de un círculo de diámetro de 13 centímetros​

Answers

Answer: 132.665 hope it's right but I think it's right but i don't know

Step-by-step explanation:

4 is added to the numerator of the fraction 2/5 what number must be added to the denominator to make the fraction equivalent to 1/2​

Answers

Answer: 7

Step-by-step explanation:

Hope this helps!

Sandra is 30 years old and deciding which investment she would like to make. She has $2,500 to invest.

Option A: Invest $2,500 and earn 3% of its value each year.

Option B: Invest $2,500 and earn $200 per year.

How many years would it be when both investments would yield the same amount of earnings?

Group of answer choices
??? which one

Answers

12.596 I hope this helps!!

The cost of painting a circular traffic sign is $3.50 per square foot. How much, to the nearest dollar, will it cost to paint the sign if its diameter measures 36 inches?

Answers

Answer:

The answer is $25

Explanation:

area of a circle = pi x r^2

using 3.14 for pi

radius = 36/2 =18

area = 3.14 x 18^2 = 1017.36 square inches

1 sq ft = 144"

1017.36/144 = 7.065 sq ft

7.065*3.50 = $24.73 to the nearest dollar = $25

Guys pls help me!!!!!!!!

Answers

Answer:

4

Step-by-step explanation:

The graph is moved up by 4, that is why it says +4 in the equation

Answer:

I'm pretty sure it's A

Step-by-step explanation:

If not i'm sorry but after reviewing the question i believe it is A

Hope this helps

HELPP. Mary and Frank have two bags in front of them. Mary's bag has 4 marbles; blue, yellow, red
and green. Frank's bag has 3 marbles; purple, orange, and pink. They will pick from their bag
at the same time. What is the probability of Mary selecting red from her bag and Frank selecting
purple from his bag?




AND CAN SOMEONE EXPLAINING HOW THEY GOT THE ANSWER

Answers

Answer: 1/12 is the answer

Step-by-step explanation: 3 , 4

1 of those colors so , 1/3 x 1/4 = 1/12!!

i hope that helps <3

True or false:
29 < 5

Answers

Answer:

False

Step-by-step explanation:

29 is more than 5

Just a bit help here, heh... -8a^0?

Answers

Answer:

-8 is the answer

Step-by-step explanation:

BCos any number or letter raised to the power zero is 1

-8*a⁰

-8*1

-8

The length of a rectangle can be rpresented by the expression x+6. If the area of the rectangle is 2x^2+8x-24, what is the expression for the width.

Answers

Answer:

2(x − 2)

Step-by-step explanation:

The length of a rectangle can be rpresented by the expression x+6. If the area of the rectangle is 2x^2+8x-24, what is the expression for the width.

The formula for the area of a rectangle = Length × Width

Area of the rectangle = 2x² + 8x - 24

Length = x + 6

We can find the width of the rectangle be factoring the Area

Hence, factorising

2x² + 8x - 24

= 2(x − 2)( x + 6)

Therefore, the Width of the rectangle =2(x − 2)

The ages of a group of randomly selected adult females have a standard deviation of years. Assume that the ages of female statistics students have less variation than ages of females in the general​ population, so let years for the sample size calculation. How many female statistics student ages must be obtained in order to estimate the mean age of all female statistics​ students

Answers

Answer:

Assume that we want 90% confidence that the sample mean is within one-half year of the population mean. Does it seem reasonable to assume that the ages of female statistics students have less variation than ages of females in the general population? The required sample size is . (Round up to the nearest whole number as needed.) Does it seem reasonable to assume that the ages of female statistics students have less variation than ages of females in the general population? A. Yes, because statistics students are typically younger than people in the general population. O B. No, because there is no age difference between the population of statistics students and the general population. O C. No, because statistics students are typically older than people in the general population.

Step-by-step explanation:

♥☺

Please Help!!
One of the longer sides of a kite is 39 feet. One of the shorter sides is 25 feet. Half the length of the shorter diagonal is 15 feet. what is the area of the kite? (Round to whole if necessary)

Answers

Answer:

487.5 sq ft

Step-by-step explanation:

2) Last Friday Trevon had $29. Over the weekend he received some money
for cleaning the attic. He now has $41. How much money did he receive?​

Answers

Answer:

12 dollars

Step-by-step explanation:

29+12=41 or 12-49=29

The ratio of potatoes to onions is 1:2 respectively if there are 14 onions how many photatoes are there

Answers

If there are 14 onions there will be7 potatoes

Answer:

7

Step-by-step explanation:

The ratio of potatoes to onions is 1:2, meaning there are twice as many onions as potatoes.

[tex]\frac{\text{potatoes}}{\text{onions}}=\frac{1}{2}=\frac{x}{14}[/tex]

The fraction on the right is equivalent to 1/2, so the numerator is half the denominator.  There are 7 potatoes.

what is the vertex of the graph?



A. (2,2)

B. (1,3)

C. (3,1)

D. (0,2)

Answers

Answer: B

Step-by-step explanation:

On a coordinate plane, a rectangle is shown. It has points (2, 3), (4, 9), (7, 8), and (5, 2).
A rectangular table is positioned in a 10-foot by 10-foot room as shown.

How long is the longer edge of the table?

Square root of
feet

What is the area of the tabletop?

square feet

Answers

Answer:

the answer is 40 for the first one and 20 for the second one

Step-by-step explanation:

just did it and it was right

Answer:

40, 20

Source:

Trust me bro

one angle of a right triangle measures 80 degrees. what is the measure of the other acute angle

Answers

Answer:

10 degrees

Step-by-step explanation:

Since a right angle is 90 degrees in total, to find the missing degree subtract 80 from 90.

90-80=10 degrees

Hope this helps

Fill in the missing number
_____% of 40 = 28
Can someone help me ?

Answers

Let X represent the percentage of 40.

X/100 = 28/40

28 x 100/40
= 2800/40
= 70

Therefore, 70% of 40 equals 28.

Find the perimeter of the figure.

Answers

Answer:

Option : D

Step-by-step explanation:

Hope it helps you!

Answer:

d. 78 in

Step-by-step explanation:

Perimeter of the figure = Perimeter of parallelogram - 14 + Perimeter of semicircle

[tex] = 2(21 + 14) - 14+ \frac{1}{2} \times \pi \: d \\ \\ = 2 \times 35 - 14 + \frac{1}{2} \times 3.14 \times 14 \\ \\ = 70 - 14 + 3.14 \times 7 \\ \\ = 56 + 21.98 \\ \\ = 77.98 \: \\ \\ \approx \: 78 \: in[/tex]

Juan rides his bike 12.6 miles in 3 hours. Find his average speed in miles per hour.

Answers

Answer:

I believe the answer would be 4.2

Step-by-step explanation:

Reason for this is because I divided 12.6 by 3 and got 4.2, then I added 4.2 + 4.2 and got 8.4, so then I added 4.2 to 8.4 and got 12.6. Hope this helps :)

Which ordered pair describes a point that is located 4 units to the left of the origin and 2 units below the x-axis?

Answers

Answer:

(-4,2)

Step-by-step explanation:

The coordinates in a graph indicate the location of a point with respect to the x-axis and y-axis.

The ordered pair that describes a point that is located 4 units to the left of the origin and 2 units below the x-axis is (-4, -2)

What are coordinates in a graph?

The coordinates in a graph indicate the location of a point with respect to the x-axis and y-axis.

The coordinates in a graph show the relationship between the information plotted on the given x-axis and y-axis.

We have,

The point is located 4 units to the left of the origin and 2 units below the

x-axis.

4 units to the left of the origin.

This means,

x = -4

2 units below the x-axis.

This means,

y = -2

The coordinate in the form of ordered pair is (-4, -2).

Thus,

The ordered pair that describes a point that is located 4 units to the left of the origin and 2 units below the x-axis is (-4, -2)

Learn more about coordinates here:

https://brainly.com/question/13118993

#SPJ5

Solve by graphing -3x + y = 4 y = -2x - 1

Answers

Answer:

(-1,1)

Step-by-step explanation:

If the area of a triangle is 30 in.? and the base is 5 in., what is the height?

Answers

The height would be 12. This is because the area formula for a triangle is base times height divided by 2.
Therefore 12 x 5 = 60 and 60/2 = 30 :)

the minute hand on a grandfather clock is 8 inches long what is the circumference of the circle to the nearest tenth of an inch traveled by the minute hand in one hour​

Answers

Answer:

50.2 inches

Step-by-step explanation:

circumference =2pir

2(3.14)8

6.28(8)

50.24 inches roused to the tenth place so 20.2

Answer:

50.27 or 16pi

Step-by-step explanation:

C = 2πr = 2·π·8 ≈ 50.26548 or 16pi

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