15 points

Which statements are true about the ordered pair (7, 19) and the system of equations?

{2x−y=−5 x+3y=22


Select each correct answer.


The ordered pair (7, 19) is a solution to the first equation because it makes the first equation true.

The ordered pair (7, 19) is a solution to the second equation because it makes the second equation true.

The ordered pair (7, 19) is not a solution to the system because it makes at least one of the equations false.

The ordered pair (7, 19) is a solution to the system because it makes both equations true.

Answers

Answer 1

Answer:

3 and 2 i think

Step-by-step explanation:

Answer 2
2,3 need an explaination?

Related Questions

Oliver is starting a running plan to train for a race. In the first week of his running
plan, Oliver will run 14 miles. The plan calls for Oliver to increase his weekly milage
by 3.5 miles every week. If Oliver sticks to the plan, how many miles would he be
expected to run during his oth week of the training plan?

Answers

Answer:

49 miles

Step-by-step explanation:

10 times 3.5= 35

35+14= 49

420 miles hdbchdbdjcbdjxh

3
Tyler places 3 red marbles, 2 white
marbles, 4 green marbles, and 1 blue
marble in a box. 2 marbles are drawn at
random without replacement. What is the
probability of drawing a white marble first
and a red marble second?

Answers

U need to simplify, so it makes better abec

can someone help me with this

Answers

Answer:

on mathaway you can ask it to solve using a table of values.

Or if you have a graphing calculator you can hit the 2nd, and then the graph buttons to get a table of values

Step-by-step explanation:

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. How many shirts were sold to each group-fifth graders, 6th graders, and teachers? Explain or show your reasoning. Please help I'm late on turning in homework!

Answers

Answer:

5th graders = 93 people  6th graders = 156  teachers = 51

Step-by-step explanation:

93 5th graders bought shirts, 156 6th graders bought shirts, 51 teachers bought shirts

300x0.31 = 93 shirts sold to 5th graders
300x0.52 = 156 shirts sold to 6th graders
156+93 = 249 shirts sold to students
300-249 = 51 shirts sold to teachers

Help, im timed :(((
will mark branliest

Answers

Answer: it is D)

Step-by-step explanation:

Use substitution to find the ordered pair of the following system of equations:
y=-8xy

y=6x-14
(_,_)

Answers

helppp on same prob pleasee

the most simplified form is 3+4y/4x , you can't get further than that

plz help me out a bit :(
which one do you think it is?

Answers

C. 9^4
when dividing with exponents, i usually just look at the exponents and subract them so i did 12-8 for this problem

HELP! WILL MARK BRAINLIEST IF CORRECT!

Answers

Answer:

72%

Step-by-step explanation:

18/25 = 0.72

0.72 x 100 = 72

Answer:

72%

Step-by-step explanation:

Step 1 we make the assumption that 25 is 100% since it is our output value

Step 2 we next represent the value we seek with x

Step 3 from step 1, follows that 100%=25

Step 4 in the same vein, x%=18

Step 5 this gives us a pair of simple equations: 100% = 25(1)

X%= 18(2)

Step 7: taking inverse of both sides yields

X%\100% = 18/25

—> = 72%

Therefore, 18 is 72% of 25

solve for h
5 - 8h = 21
h=what

Answers

H is equal to -2

I need 20 characters so I’m just writing something random
5 - 8h =21
-8h + 5=21
−8ℎ+5−5=21−5
-8h = 16
h=-2

This morning, Austin's car had 25.12 gallons of fuel. Now, 3.4 gallons are left. How much fuel did Austin use?

Answers

Answer:

7.38?

Step-by-step explanation:

25.12/3.4=7.38

Help Me Pleaseee ASAP
What is the Meaning of V?
v - 15 = -27

Answers

It is -12 V= -12
-27+15= -12
V=-12

Which of the following expressions is equal to 5 - 2m?

7 - 2(m + 1)
7 - (2m - 5)
7 - 2(m - 2)

Answers

Answer:

the second one

Step-by-step explanation:

7 - (2m - 5)

Hey there!

In order for us to find out which one is equivalent to 5 – 2m , we can go through all of your options to see which one gives us that!

“Equivalent to 5 – 2m”

Option A.

7 – 2(m + 1)

Distribute

7 – 2(m) + 2(1)

7 – 2m + 2

COMBINE LIKE TERMS

7 – 2 = 5

Option Answer: 5 – 2m

Option A can be a possible ANSWER ✅

Option B.

7 - (2m - 5)

DISTRIBUTE

7 – 2m + 5

COMBINE LIKE TERMS

7 + 5 = 12

–2m = –2m

Option Answer: –2m + 12

Option B CAN’T possibly be your ANSWER ❌

Option C.

7 - 2(m - 2)

DISTRIBUTE

7 - 2(m) + (–2)(–2)

7 – 2m + 4

COMBINE YOUR LIKE TERMS

7 + 4 = 11

–2m = –2m

Option answer: –2m + 11

Option C. CANT possibly be your ANSWER ❌

Now that we have went through ALL of your choices, this leaves “Option A” as your answer

Answer: Option A). 7 - 2(m + 1) ☑️

Good luck on your assignment and enjoy your day!

~LoveYourselfFirst:)

NEED HEELLLPPPP PLEEASSSEEEE!!!!!!!

Answers

Answer:

Step-by-step explanation:

im not positive but wouldnt that be (2.5.,5.5) because its in beteween the numbers?

hope you don't mind to answer but uhh lol
The net below shows the dimensions of Michelle’s living room. She is going to put wallpaper on the living room walls.
What is the difference, in square yards, between the total and lateral surface areas of the room?

Answers

The answer to this question is 42yd^2. This is the difference between the total surface area and the lateral surface area of the net you have shown.

Total surface area: 121.8
Lateral surface area: 79.8

121.8 - 79.8 = 42

7th Grade Students in 7th grade took a standardized math test that they also had taken in 5th grade. The results are shown on the dot plot, with the most recent data shown first. Find and compare the means to the nearest tenth. 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Test Score 7th-grade mean: 5th Grade 5th-grade mean: What is the relationship between the means? 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Test Score​

Answers

Answer:

Students in 7th grade took a standardized math test that they also had taken in 5th grade. The results are shown on the dot plot, with the most recent data shown first.

Find and compare the means to the nearest tenth.

7th-grade mean:

✔ 16

5th-grade mean:

✔ 13.4

What is the relationship between the means?

✔ The 7th-grade mean is about 2.5  points higher.

Step-by-step explanation:

Mean for 7th Grade Students is: 16

Mean for 5th Grade Students is: 13.4

Comparing the means, the mean for 7th grade students is 2.6 higher than 5th grade students.

What is the Mean of a Data Distribution?

The mean is the average of the data set, that is the sum of each data value divided by the number of data points.

Given that, 7th Grade Students in 7th grade took a standardized math test that they also had taken in 5th grade.

Mean for 7th Grade Students:

Mean = [10 + 11 + (2 × 12) + 13 + 14 + (2 × 15) + (3 × 16) + (3 × 17) + (2 × 18) + (2 × 19) + (3 × 20)]/21

Mean = 335/21

Mean = 15.95 = 16

Mean for 5th Grade Students:

Mean = [8 + (2 × 9) + (2 × 10) + (2 × 11) + (2 × 12) + (2 × 13) + 14 + (3 × 15) + (2 × 16) + 17 (2 × 18) + 19

Mean = 281/21

Mean = 13.38 = 13.4

The difference between their means = 16 - 13.4 = 2.6.

Hence, Mean for 7th Grade Students is: 16

Mean for 5th Grade Students is: 13.4

Comparing the means, the mean for 7th grade students is 2.6 higher than 5th grade students.

Learn more about the mean of data on:

brainly.com/question/11015069

#SPJ5

Plz help quickly i need this by today at 9 or I'm grounded. if the doc doesn't work, use the picture i put with it. Or just use the picture at first. 16 points. 24 if brainliest and i will give it to the first person with correct answers. I NEED ALL ANSWERS AND PLZ DONT ANSWER FOR THE POINTS I WILL REPORT YOU.

Answers

Answer:

Part a: 123

Part b: C

1. F(x)=4(2)1

2. F(x)= -4(2)1

3. F(x)=21

4. F(x)=-21

Last is B

Step-by-step explanation: hope this help

what is the circumference of this circle? (Use C = [tex]\pi[/tex]d; [tex]\pi[/tex] = 3.14.)

giving 20 points to the person who answers! no need to show your work, thank you.

Answers

The answer is B, 31.4m
The correct answer is B

Devon scored 18 points in the first basketball game but 22 in the second game. What’s the percent of change?

Answers

Answer:

4%?

Step-by-step explanation:

I honestly really don't know just don't even think about my answer

Relate these 2 equations together: 5*5, 5+5+5+5+5 *
Your answer

Answers

Answer:

5x5 is 25 and 5+5+5+5+5 is also 25 please give brainliest

Step-by-step explanation:

Answer:

5*5=5+5+5+5+5

Step-by-step explanation:

Both are equivalent because both include adding 5 fives together, if you were to space out the 5*5 it would be equivalent. Also, if you add 5+5+5+5+5 it would equal 25 and 5*5=25. That is why they are equivalent. Hope this helps, let me know if correct, and have a great day!!

what is the nearest whole percent of 45

Answers

Answer:

Step-by-step explanation: 45% based on the way you state the question. 45% is a whole percent.

45 percent is the nearest whole percent

A fishbowl shaped like a sphere is filled with water. The fishbowl has a diameter of 14 inches. Which measurement is closest to the volume of water in the fishbowl in cubic inches?

2,144.66 in.3

17,157.28 in.3

1436.02 in.3

6,433.98 in.3

Answers

Answer:

2,144.66 in³

Step-by-step explanation:

Thus, the volume of the water in the fishbowl = volume of a sphere having diameter of 16 inches

=  2,144.66 in³

Please help me with this

Answers

Answer

(3,8) because both of the trapezoid equals 3,8.

(3,8) because both trapezoid equals 3,8

Please help. Will give brainliest

Answers

I believe C. I’m not completely sure tho...

Please help I need text evidence so please include that in your response I will give you brainlest if you have. Good detailed answer I’m sorry if this is a lot to ask for the story is freak the mighty btw

Answers

Answer:

cite,evidence,cite,evidence, summary it basically means answer the question give evidence from the story explain do it again and then sum up your writing, i hope this is right.

Step-by-step explanation:

I will award brainliest also!!!!!

Answers

Answer:

a=7

Step-by-step explanation:

Answer: a = 7

Step-by-step explanation:

2a - 6(a - 4) = -4

2a - 6a + 24 = -4

-4a + 24 = -4

-4a = -28

a = 7

Which statements are true about points A, B, and C? Check all that apply.

The coordinates of point A are (3, –3).
The coordinates of point B are (1, –3).
The coordinates of point C are (–2, 2).
Point C is the closest to the y-axis.
Points A and B are the same distance from the x-axis.

Answers

Answer:

A is 3 -3 and c is true

Step-by-step explanation:

The answer is:
The coordinates of point B are (1, –3).

Points A and B are the same distance from the x-axis.

this is math answer only if you know

Answers

Answer:

Its the second one

it is the second option

solve the inequality m/-4 < 1

Answers

Answer:

m<-4

Step-by-step explanation:

Simplify: y^8 (y^4) please help!

Answers

Answer:

[tex]y^1^2[/tex]

Step-by-step explanation:

apply the rule (a) = a [tex](y^4)=y^4[/tex]

[tex]y^8y^4[/tex]

apply the exponent rule

[tex]y^8y^4 = y^8^+^4[/tex]

[tex]=y^8^+^4[/tex]

add the numbers

[tex]8+4=12[/tex]

which would make the answer

[tex]y^1^2[/tex]

Which is a true statement about the data shown in the tables?

Answers

Answer:

D

Step-by-step explanation:

Neither table os a linear relation

The answer would be D
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