Question 5(Multiple Choice Worth 1 points)
(04.02 MC)

City A and City B had two different temperatures on a particular day. On that day, four times the temperature of City A was 8° C more than three times the temperature of City B. The temperature of City A minus twice the temperature of City B was −3° C. The following system of equations models this scenario:

4x = 8 + 3y
x − 2y = −3

What was the temperature of City A and City B on that day?

City A was 5° C, and City B was 4° C.
City A was 3° C, and City B was −1° C.
City A was 8° C, and City B was −3° C.
City A was 5° C, and City B was −5° C.

Answers

Answer 1

Answer:

City A was 5c, and city B was 4c so it’s the first one

Step-by-step explanation:

I just took the test and I got it right

Answer 2

Answer:

City A was 5c, and city B was 4c

Step-by-step explanation:


Related Questions

Please help this is my last points
Answer with explanation please
Please I need it now

Answers

Answer:

im going to guess cause i barely see 120

Step-by-step explanation:

Answer:

Three sets of supplementary angles

1 & 4 = 180º

2 & 5 = 180º

3 & 6 = 180º

Total = 540º

Sum of angles in triangle = 180º

Therefor sum of exteriort angles

540 - 180 = 360º

Find the x - and y -intercepts of the graph of the linear equation -4x+8y=-16 .

Answers

Answer:

x: (4, 0)y: (0, -2)

Step-by-step explanation:

To find the x-intercept, set y=0 and solve for x. That will mean dividing by the coefficient of x:

  -4x +0 = -16

  x = -16/-4 = 4 . . . . the x-intercept

__

To find the y-intercept, set x=0 and solve for y. That will mean dividing by the coefficient of y:

  0 +8y = -16

  y = -16/8 = -2 . . . . the y-intercept

__

The x- and y-intercepts are (4, 0) and (0, -2), respectively.

_____

Additional comment

The standard form equation of a line, ax+by=c, is especially nice for finding the intercepts, as they are always (c/a, 0) and (0, c/b). Once you see this, you can do a question like this in your head.

Given that I = PTR/ 100 , make T the subject of the formula.​

Answers

Step-by-step explanation:

I=PTR/100

cross multiply to get 100I= PTR

Put 100I/PR and PTR/PR

HENCE u get 100I/PR=T

THIS is because the PR cancelled from PRT to remain with T

someone help me pls
i need it now
just simply choose the letter of the correct answer​

Answers

Answer:

Step-by-step explanation:

1. D

2. A

3. A

4. B

5. B

dont know the rest sorry

the difference of the square of two consecutive numbers is 19. If one number is 10, what is the other number?

a)12 . b)11 . c)9 . d)8.

If you can answer correctly and explain properly the methods.
I try to mark it as the brainiest.

Answers

Answer:

c

Step-by-step explanation:

10^2 - 9^2 = 100 - 81 = 19

Gurl/boi/human I don’t think this is worth 50 or 100 points(kinda new donno how it works)
Not gonna answer it tho someone already did

what is the answer???????​

Answers

Answer:

1) 1(1/32)

2) 1.8

Step-by-step explanation:

2(3/4)=11/4

2(2/3)= 8/3

(11/4)/(8/3)=33/32

33/32= 1(1/32)

1(4/5)=9/5

9/5=1.8

What is the square of the sum of five and a number diminished by 6?

Answers

Step-by-step explanation:

A number diminished by 6:

n - 6

Sum of 5 and a number diminished by 6:

5 + n - 6 = n - 1

The square of the sum of five and a number diminished by 6:

(n - 1)² =n² - 2n + 1

Help me please!

Bill is building a fence around his garden. For every 3 feet of fencing, the cost is $21.

Complete the table below showing the length of the fence and the cost.

Answers

Answer:

(cost ---> length)

35 ---> 5

49 ---> 7

56 ---> 8

70 ---> 10

A recipe calls for 1/2 cup sugar and 1 cup flour. How much flour will you need if you use 3/4 cup of sugar?

Answers

Answer:

1 1/2 cups

Step-by-step explanation:

3/4 is 1 1/2 of 1/2, and 1 1/2 is 1/2 of 1

Answer:

1.5 cups of sugar

Step-by-step explanation:

3/4 divided by 1/2 is 1.5

parallel perpendicular or neither

Answers

Answer:

Parallel

Step-by-step explanation:

Simplify the functions to [tex]y=mx+b[/tex]

A: [tex]y=1/4x-5[/tex]

and

B: [tex]y=1/4x+3/4[/tex]

Since these lines have the same slopes and different y-intercepts, they are parallel

TRUE OR FALSE , When you divide the numerator of a fraction by the denominator you always get a terminating decimal?

Answers

Answer: false.

Step-by-step explanation:

it's only a terminating decimal if you end up with a remainder of 0.

WILL GIVE BRAINLEST!!! A rational expression has been simplified below
(x-2)(x+6) X-2
7(x+6)
*=2
For what values of xare the two expressions equal?

Answers

Answer:

You're answer is B. All answers except -6

Step-by-step explanation:

did the test

x³+2x²-15x, x²-7x+12 and 3x²-27 find h.c.f​

Answers

Answer:

[tex] {x}^{3} + 2 {x}^{2} - 15x \\ x( {x}^{2} + 2x - 15) \\ x( {x}^{2} + 5x - 3x - 15) \\ x(x(x + 5) - 3(x + 5) \\ x((x + 5)(x - 3)) \\ {x}^{2} -7x + - 12 \\ {x}^{2} - 4x + 3x - 12 \\ x(x - 4) + 3(x - 4) \\ (x - 4)(x + 3) \\ 3 {x}^{2} - 27 \\ 3( {x}^{2} - 9) \\ 3((x + 3)(x - 3)) \\ \\ the \: hcf \: = (x + 3)[/tex]

HELP AWARDING BRAINLIEST

Answers

Answer:

Either 2.34 or 2.345

Step-by-step explanation:

Which answer choice is NOT equivalent to 4(x + 3)



a. 4x + 12


b. x + 3x + (4 + 3)


c. x + x + x + x +12


d. 2x + 2x + (4 x 3)

Answers

Answer:  b

Step-by-step explanation:

Combine the terms after removing the parentheses.

Reference equation: 4x + 12

a.  4x + 12

b.  4X +7

c.  4x + 12

d.  4x + 12

14
The points A, B and C lle on a straight line.
The length of AB is equal to the length of BC
What are the coordinates of point A?
*C(5,6)
*B12, 1)

Answers

Answer:

(-1,-4)

Step-by-step explanation:

First, you take the x coordinate of C and subtract it from the x coordinate of B. 5-2=3. You then take the 3 and subtract it from the x value of point B which is 2 and 2-3=-1 which gives us the x coordinate of point A -1. then you take the Y coordinate of C and subtract it from the Y coordinate of B. 6-1=5. You then take the 5 and subtract it from the y value of point B which is 1 and 1-5=-4 which gives us the y coordinate of point A -5. And that gives you (-1,-4)

what is 4x(1+8x) Distributed

Answers

Answer:

4x + 32x²

Step-by-step explanation:

4x(1 + 8x) ← multiply each term in the parenthesis by 4x

= 4x + 32x²


Sketch the graph of each line by identifying the x-and y-intercepts.

Answers

Straight line at y=5
And goes all the way from -inf to +inf of the x-axis and doesn’t intersect with x-axis

When playing a game of capture the flag how would a player best position themselves from being tagged and placed in the jail?

On their own team's side of the center line
On their opponent's side of the field, nearest the flags
Near the center line so they can move back and forth between the two sides
Near the back corner of the opponents flag area

Answers

Answer:

Near the center line so they can move back and forth between the two sides

Step-by-step explanation:

if you wake up at 7:00 a.m. and it takes you 1 hour and 30 minutes to get ready and walk to school at what time will you get to school

Answers

To solve this question we need to add 1hr 30mins onto 7:00 am:
1 hour later would be 8:00 am
30 mins later would be 8:30 am

You will get to school at 8:30 am
Hope this helps!
The answer is 8:30
If it’s 7:00 and an hour goes by is going to be 8:00 and when you add 30 minutes to 8:00 it would be 8:30

Please help me with this homework

Answers

Answer:

C.

Step-by-step explanation:

Open circles mean < > not ≤ ≥. and the direction the line goes determines which symbol is used. the line goes up from -2 so its greater than -2 and down from 5 so less than 5

Find the percent of increase or decrease. Round to the nearest tenth of a percent where necessary.
32 to 40.

Answers

Answer:

Step-by-step explanation:

bro i dont know sory

Answer:

The number increased by 25%.

Step-by-step explanation:

If you divide 32 into 40 (40 / 32), it will get you 1.25.

Subtract 1 from 1.25 (1.25 - 1.00) and you'll get 0.25.

0.25 is a 25% increase

Would it be easier for Dana from problem 3-68 to find a single 12-foot board of clear wood rather than four clear 3-foot pieces? Use a simulation to estimate the average number of 12-foot boards he would have to consider.

Answers

Yes Dana is correct because he is black and it’s Black Lives Matter month

Identify the slope (m) and y-intercept (b) for 3x + 4y = 9.

Answers

Answer:

slope= -¾

[tex]y - intercept = 2 \frac{1}{4} [/tex]

Step-by-step explanation:

3x +4y= 9

Let's rewrite the equation into the form of y= mx +b (known as slope-intercept form), where m is the slope and b is the y-intercept.

Keep the y term on the left-hand side of the equation and move all the other terms to the right-hand side.

4y= -3x +9

For the coefficient of y to be 1, divide both sides of the equation by 4.

[tex]y = - \frac{3}{4} x + \frac{9}{4} [/tex]

[tex]y = - \frac{3}{4} x + 2 \frac{1}{4} [/tex]

[tex]slope = - \frac{3}{4} [/tex]

[tex]y - intercept = 2 \frac{1}{4} [/tex]

18 ounces. of iced tea costs 2.99. How much will 30 ounces. cost

Answers

Answer:

About $4.98

Step-by-step explanation:

The cost of 30 ounces of iced tea will be $4.98.

What are ratio and proportion?

A ratio is a group of sequentially ordered numbers a and b expressed as a/b, where b is never equal to zero. When two objects are equal, a statement is said to be proportional.

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

18 ounces. of iced tea costs 2.99. Then the ratio of cost to weight is calculated as,

⇒ $2.99 / 18

⇒ $0.166 per ounce

Then the cost of 30 will be calculated as,

⇒ $0.166 x 30

⇒ $4.98

The cost of 30 ounces of iced tea will be $4.98.

More about the ratio and the proportion link is given below.

https://brainly.com/question/14335762

#SPJ5

38
21
21
X
What is the value of X

Answers

Answer:

80

Step-by-step explanation:

honestly it depends on the question but if it's addition, this is the answer

One year, the population of a city was 51,000. Several years later it was 61,200. Find
the percent increase


What is the percent increase

Answers

Answer:

20%

Step-by-step explanation:

(61200-51000)/51000×100

(102000/51000)×100

0.2×100=20%

Hope that helped! :)

dont know the answer pls help :(

Answers

Answer:

x=3

Step-by-step explanation:

7x-3=18

7x=18+3

7x=21

x=3

Please 10 points for one question
Please don’t answer if you don’t know

Answers

Answer:

answer is 60° hope it will help you

A town’s population of children increased from 376 to 421 during the past year.
Which equation shows how to find the percent increase?

Answers

Answer:

percentage change divided by real value, *100.

421-376 = 45

45/421 = approx. 0.10688361

*100 = 10.6%

Step-by-step explanation:

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