Examine the system of equations.

t + f = 42,

2t + 4f = 100

Graph the first equation with t on the horizontal axis. Use the points (0, 42) and (42, 0).

Answers

Answer 1

Answer:

Graph (0, 25) and (50, 0)

Step-by-step explanation:

Intercept form of an equation for a line is ...

x/(x-intercept) + y/(y-intercept) = 1

Dividing each equation by the constant on the right can put it into this form.

First equation:

t/42 + f/42 = 1

Second equation:

t/50 + f/25 = 1

This tells you the second equation can be graphed using the points ...

... (50, 0) and (0, 25) . . . . . matches the second selection


Related Questions

pls ill give brainelist

Answers

Answer:

IT C BECUASE THEY FOLLOWING A LINE IN A CLUSTER THAT RIGHT BECUASE IT CANT BE D BECUASE IT NOT DESCRIBING THE ENTIRE THING BRAINLITS PLS

Step-by-step explanation:

Answer:

D.

Step-by-step explanation:

The plot looks like an inverted parabola with a point in the middle that does not belong to the parabola.

Answer: D.

HELP ASAP
Ayanna plans to bake 3 types of cookies to take to a party. She needs to be sure that she has enough flour. The chocolate cookies use
1

3
4
cups of flour, the sugar cookies use
3

2
3
cups of flour, and the oatmeal spice cookies require
1

7
8
cups of flour. Which is the BEST estimate of the total amount of flour she will need?

Answers

Answer:

she will need about

7 and 1/3 cups of flour

Step-by-step explanation:

1 3/4+ 3 2/3 +1 7/8= 7.29 rounded off would be about 7 1/3 cups of flour

Please help me have to turn it in 30 minutes.

Answers

24+15+11=50, the total number of times the markers were chosen.

Since 11 of these 50 tries resulted in a red and blue marker, the probability is 11/50. This is equal to 0.22 or 22%.

Please help me.
A store owner offered a 40% discount off the regular price of a piece of furniture. The amount of the discount was $72. What is the original price of the mirror?

Answers

Answer:

$180

Step-by-step explanation:

Since the discount is 40 percent and is also $72, We will cross multiply. 72 x 100 = 40 x what?

7200/40 = 180

The mirror was originally $180.

$180 :))) hope this helps

Sam is a scuba instructor and charges 50 dollars for 2 lessons 90 dollars for 4 lessons and 210 for 10 lessons. Write an equation representing the total cost for taking any number of lessons. How much does it cost per lesson ? Whats the Hidden cost/constant ? Write an equation representing the table above.

Answers

Answer:b

Step-by-step explanation:hope this helps

i have 15 minutes to finish this and i need help on these

Answers

Answer:

question 2: is 50.96
question 3: is 72

Step-by-step explanation:

Graph the inequality below on the number line.

x>-6

Answers

Plot an open hole at -6; shade to the right

The open hole is because we don't include -6 itself.

The shading to the right indicates all numbers larger than -6.

Answer:

mark an open dot on -6 then make a line going to the right

Step-by-step explanation:

if the inequality sign is facing the variable (x) then the values will get bigger.

So the direction of the line will go to the right because the values are getting bigger going to the right

Solve the equation. 3(20 + 4) =

Answers

We need to distribute 3 to (20 + 4). This gives us 60 + 12. 60 + 12 is 72. The answer is 72.

Answer:

72

Step-by-step explanation:

3 (20 + 4)

= (3*20) + (3*4)

= 60 + 12

= 72

Hope it helps ⚜

True or False:

The relation below is a function.

{(2, 3), (1, 3), (0, 3), (-4,3)}


True

False

PLEASE!!!!!!!!!!!!!

Answers

False because the x values don’t change at a constant rate

Distributive property (10) points and brainlest

Answers

Answer:

[tex]7*(10-7)[/tex]

[tex]7*3[/tex]

Step-by-step explanation:

1: find common divisor

7

2: factor out that divisor

[tex]7((70/7)-49/7)= 7(10-7)[/tex]

3: simplify

[tex]7*3[/tex]

Answer:

The empty space is a 10

Step-by-step explanation:

7 (10-7)

Multiply 7 by 10 and -7

70 -49

What is Find the percent 20% of 60 to

Answers

Are you asking for 20% of 60?

Because that would be 12.

Answer:

12

Step-by-step explanation:

20% of 60 can be written as 20% × 60

= 20/100 × 60

= 12

Identify all sequences of transformations that results in similar figures.

a. Reflection and rotation

b. Dilation and reflection

c. Translation and rotation

d. Reflection and translation

e. Rotation and dilation

f. Dilation and translation

Answers

A is the answer. Reflection and rotation.

Please help for brainlist

Answers

1. 14 -9 5
2.-3a 7 4a

help ill give brainlest pls

Answers

Answer:

It is A

Step-by-step explanation:

Cuz it rotates Over the axis and reflect over it

It’s D!!!! Because I just know it is!

Select True or False to correctly classify each inequality.
Inequality True False
6≤−6
True – 6≤−6
False – 6≤−6
−3<3
True – −3<3
False – −3<3
2.9>2.9
True – 2.9>2.9
False – 2.9>2.9
4.5≥4.5
True – 4.5≥4.5
False – 4.5≥4.5
HELP ASAP

Answers

Answer:

1. FALSE

2. TRUE

3. FALSE

4. TRUE

Step-by-step explanation:

6≤-6 = False

-3<3 = True

2.9>2.9 = False

4.5≥4.5 = True

I Hope That This Helps You GOOD LUCK

Select all triangles whose side lengths prove they are right triangles. You must select all that apply.


A 5, 9, 6


B 0.5, 1.2, 1.3


C 7, 20, 24


D 3, 4, 5


E 5, 13, 12

Answers

It is D.

Reason. 3^2 is 9, 4^2 is 16.
16+9= 25
The square root of 25 is 5.
Therefore it is D.

Answer:

B and D

Step-by-step explanation:

0.5 squared + 1.2 squared = 1.69  [tex]\sqrt{}[/tex]1.69 = 1.3

3 squared plus 4 squared = 25 [tex]\sqrt{}[/tex]25 = 5

if you need help with a question similar to this, you can use Desmos Calculator. hopes this helps :)

Please help!! 6th grade math IXL

Answers

Answer:

The answer should be 216 if you are just looking for the volume.

hope i helped

Step-by-step explanation:

In order to find volume, you must first know the formula A*A*A meaning width and length which make base and height in order to find the volume. Since its a cube all sides must be equal and that means all the measurements are the same. So all you must do is get six and times it by six. Then the answer for that must be multiplied again to get your volume.

EX: 6*6*6=216.

Pls help and tell me what points to do and I’ll give u brainliest

Answers

Answer:

See explanation and picture below.

Step-by-step explanation:

When the storm began, there was an inch of snow on the ground.

The time on the graph is the number of hours since the storm began.

At the time the storm began, no time had passed since the storm began, so at the time the storm began, time was zero. At zero time, the snow was 1 inch. That gives you the point (0, 1).

For the next 6 hours, snow fell at a constant rate of 1 inch per hour.

At time 1 hour, there were 2 inches of snow. Point: (1, 2).

At time 2 hours, there were 3 inches of snow. Point (2, 3).

At time 3 hours, there were 4 inches of snow. Point: (3, 4).

At time 4 hours, there were 5 inches of snow. Point (4, 5).

At time 5 hours, there were 6 inches of snow. Point: (5, 6).

At time 6 hours, there were 7 inches of snow. Point (6, 7).

The storm then stopped for 3 hours. That means for the next 3 hours after time 6 hours, the snow stayed at 7 inches.

Points: (7, 7), (8, 7), (9, 7).

Then the storm started up again dropping 3 inches of snow per hour for the next 4 hours.

That gives us the next 4 points, in which the hour goes up one by one, and the snow goes up three by three.

Points: (10, 10), (11, 13), (12, 16), (13, 19).

Now you need to plot all the points in bold above and connect them with line segments.

See the picture below.

Can someone please solve these questions honestly please. I can specify further if anyone cannot understand anything.
Determine whether each pair of ratios for a proportion:
1. 7/12, 21/24
2. 12/39, 8/26
3. 4/3.2, 22/17.6

Answers

Answer:

2nd one is the correct answer

Number 2 is correct answer

Which of the following is the main idea from Voltaire? (30 points!!!)



a

All people have basic natural rights.



b

Social order should be founded on reason.



c

Government power should be separated.



d

The Church is the source of knowledge.





Which of the following happened just days after the bombing of Hiroshima?


a
The Battle of Midway


b
The bombing of Nagasaki


c
The Potsdam Declaration


d
The Yalta Conference

Answers

He had a few but I’d say his “main idea has all people have basic natural rights.
Voltaire believed above all in the efficacy of reason. He believed social progress could be achieved through reason and that no authority—religious or political or otherwise—should be immune to challenge by reason. He emphasized in his work the importance of tolerance, especially religious tolerance. The first answer should be b


Three days after the Hiroshima bombing, President Truman speaks to the nation in a radio address: The world will note that the first atomic bomb was dropped on Hiroshima, a military base. By this time, the United States had already dropped its second bomb on Nagasaki. This answer would be b as well

help ill give brainlest pls

Answers

Answer:

it's should be B

reflection over the x-axis

Answer:

D - Translation

Step-by-step explanation:

The image in the -x and -y looks exactly the same as the image in the -x +y which can only mean that it was the process of "translation".

Mind lending a hand?

Answers

Answer:

3-  Answer is D or 35

4- Answer is B 5,9,6

Step-by-step explanation:

can someone help me out here-

Answers

Answer:

Translation is when you move a shape on a coordinate plane.

Reflection is when the shape is flipped from one axis to the other, can be x or y.

Rotation is when the shape is rotated on the coordinate plane.

Select the number line model that matches the expression -2/3 - 5/3

Answers

Answer:

  C.  None of the above

Step-by-step explanation:

You want an number line representation of the expression |-2/3 -5/3|.

Value

The expression is evaluated by performing the sum -2/3-5/3, then finding its absolute value. The sum is -7/3, and its absolute value is 7/3.

None of the number line diagrams shows the sum or its absolute value.

__

Additional comment

The sum would be shown by moving from 0 to -2/3, then moving an additional -5/3 to the point -7/3. The absolute value would reflect that across the 0 point to +7/3.

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help pls its 2 questions only the teacher didnt explain this

Answers

Answer:

Step-by-step explanation:

( a ). If input is 2  

2 × [tex]\frac{3}{4}[/tex] ÷ [tex]\frac{2}{3}[/tex] = [tex]\frac{3}{2}[/tex] × [tex]\frac{3}{2}[/tex] = [tex]\frac{9}{4}[/tex] = 2.25

If input is 2, then output is [tex]2\frac{1}{4}[/tex]

( b ). If output is 1/2

x × [tex]\frac{3}{4}[/tex] ÷ [tex]\frac{2}{3}[/tex] = [tex]\frac{1}{2}[/tex]

[tex]\frac{9}{8}[/tex] x = [tex]\frac{1}{2}[/tex]

x = [tex]\frac{1}{2}[/tex] ÷ [tex]\frac{9}{8}[/tex] = [tex]\frac{4}{9}[/tex]

If output is [tex]\frac{1}{2}[/tex] , then input is [tex]\frac{4}{9}[/tex]

Answer:

Step-by-step explanation:

a) input is 2

2 * 3/4 = 6/4

(6/4) / (2/3) = 18/8 or 2.25

b) output is 1/2 (this time we go backwards)

if it is multiply we divide and if it is divide we multiply

1/2 * (2/3) = 2/6        (it said divide by 2/3 so we multiply)

(2/6) / (3/4) = 8/18 or 4/9        (it said multiply by 3/4 so we divide)

If two numbers have the same sign, then their sum is always positive. True False

Answers

it’s falseeeeeeeeeeeeeeeeeeeeee
Falseeeely false. ………. Yea

Points, Lines, Segments, and Rays (PLEASE HELP)

Answers

1. O,N,M
2.O,P,Q
3. O-M
4.Q,O,M
5. M and Q
6. N and M, P and Q
7. collienear means all the points are on the same line
8.noncollinear means all the points are ok different lines
9. sometimes
10.sometimes
11.always
12.never

Answer:

Brainliest Please

Step-by-step explanation:

1. O,N,M

2.O,P,Q

3. O-M

4.Q,O,M

5. M and Q

6. N and M, P and Q

7. collienear means all the points are on the same line

8.noncollinear means all the points are ok different lines

9. sometimes

10.sometimes

11.always

12.never

Find the slope and the y-intercept of the graph of y=6x-5.

Answers

Answer:

slope: 3 ||   y-intercept: 9.4

Step-by-step explanation:

Given equation:

y - 1 = 3x + 8.4

y = 3x + 8.4 + 1

y = 3x + 9.4

Comparing with the formula of slope intercept form: y = mx +b

                                                  where m is the slope and b is the y-intercept.

So here the slope: 3 and y-intercept is 9.4

Answer:

y = 6x - 5

Slope - 6

Y-Intercept - (-5)

y - 1 = 3x + 8.4

Slope - 3

Y-Intercept - 9.4

Which of the following was a goal of the Meiji Restoration?


a
To give Japan's military less power


b
To modernize all aspects of Japan


c
To return Japan to the feudal system


d
To stop Western influence in Japan

Answers

Answer:

The answer is B

Step-by-step explanation:

Not really sure how to explain it but i know its right because i had this question at my old school <3

arlos's family eats a lot of eggs. They have
4

7
12
cartons of eggs. If they use
3

1
12
cartons of eggs for breakfast, how many eggs will be left? A carton holds 12 eggs. (HINT: Draw a picture.)

Answers

Answer:

18 eggs

Step-by-step explanation:

4 7/12 - 3 1/2

= 1 6/12 or 1 and 1/2

* 12 and you get 12 and 6 eggs

12+6 = 18

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