Explain how to find the constant of proportionality from a table, graph, or written description. Ready? Enter your answer here.​

Answers

Answer 1

The constant of proportionality is the slope.

The slope is the change in Y over the change in x. (Y2 -y1) / (x2 -x1)

From a table use two set of values (x,y) subtract two y values from each other and then subtract the two corresponding x values from each other. Depending on the size of the table it’s a Leah a good idea to use the first and last set of values from the table.

From a graph locate two points on the line that you can get an accurate x and y value and subtract the two y values and the two x values: (y2 -y1) / (x2-x1).

From a written description there should be a reference two two different points, using the two referenced point subtract them like in the directions given above.


Related Questions

If a=2, b=-3 and c=4, evaluate: b(a-c)^2

Answers

the answer is 36
if you substitute the numbers in, the equation would be..

-3(2-4)^2 so
2-4 is -2
-3 x -2 = 6
and 6^ is the same thing as 6 x 6
so 6^2= 36

i need help asap please

Answers

Answer:

270mi

Step-by-step explanation:

5.4/2 = 2.7

2.7 * 100 = 270

1. How can you tell the difference between the pre-image and image when only given the coordinates or a picture?

Answers

Answer:You need To tell them apart, they will usually be defined separately.

Step-by-step explanation:

Write an equation in slope-intercept form that passes through (2, -3) and slope of -5.

Answers

Step-by-step explanation:

Hey there!

The given slope is "-5" and it passes through point (2,-3).

Use one-point formula to find out the equation.

[tex](y - y1) = m(x - x1)[/tex]

Put all values.

[tex](y + 3) = - 5(x - 2)[/tex]

Simplify it.

[tex](y + 3) = - 5x + 10[/tex]

[tex]y = - 5x + 10 - 3[/tex]

[tex]y = - 5x + 7[/tex]

Therefore, the equation is y= -5x+7.

Hope it helps...

Solve the inequality:

u^2 > 8u + 33

Answers

Answer:

u<−3 or u>11

Step-by-step explanation:

u2=8u+33

u2−(8u+33)=8u+33−(8u+33)(Subtract 8u+33 from both sides)

u2−8u−33=0

(u+3)(u−11)=0(Factor left side of equation)

u+3=0 or u−11=0(Set factors equal to 0)

u=−3 or u=11

whats 4*4
hrry answer it

Answers

Answer: 16

Steps: 4 × 4 = 16

PLz mark brainliest:)

Answer:

16

Step-by-step explanation:

4*2 is 8 and 8+8 is 16.

Can y’all please help me with my question??

Answers

Answer:

p

Step-by-step explanation:

Can y’all please help me with my question??

pretty sure it’s x^10=x^p

There are 2 out of 5 boxes shaded. What percent is not shaded?

Answers

Answer:

i am going to say 3/5 but  am not sure

Step-by-step explanation:

A rectangle on a coordinate plane is translated 5 units up and 3 units to the left. Which rule describes the translation?

(x, y) → (x + 5, y – 3)
(x, y) → (x + 5, y + 3)
(x, y) → (x – 3, y + 5)
(x, y) → (x + 3, y + 5)

Answers

Answer:

The last one (x,y)->(x+3,y+5)

Step-by-step explanation:

Whenever you move the x coordinate it’s the opposite, for example translated 3 units the the left is +3 and translated 3 units to the right is -3.

Whenever you move the y coordinate it’s normal so up 5 units means +5 and down means -5.

Answer:

C

Step-by-step explanation:

simple addition

How can I turn this into a graph in Desmos,

Answers

Answer:

in Desmos there should be a plus sign right above the list of your equations on the left side. Click that plus sign and then click "table". then enter your numbers. then your points will be shown on the graph

to turn this into a line long press on the button next "y" on the table you have made, then select "lines"

Answer:

you go to desmos and you go to the left side of the website. choose which graph you want to do. if you want to use a regression line graph, or anything else. lmk if you need help

Step-by-step explanation:

50+ Points!

Solve the equation.

5^-9×325+(-42÷-14)

Answers

Answer:

−6347653.25 or 3.0001664, not my style of math but it is definitely one of the two.

Step-by-step explanation:

−1953125 x 325 + 3

−6347656.25 + 3 = −6347653.25

Answer:

3.0001664

Step-by-step explanation:

.

Rachel found the following rate of change for the
scenario represented in this table.
What can you conclude from her work?
Check all that apply.

The scenario is represented by a linear function,
since the rate of change is constant.
The scenario is represented by a nonlinear function,
since the rate of change is constant.
The berries are picked at a constant rate of 53 per
hour.
The berries are not picked at a constant rate.

Answers

Answer:

A and C

Step-by-step explanation:

All the correct conclusion from her work are,

1) The scenario is represented by a linear function, since the rate of change is constant.

2) The berries are picked at a constant rate of 53 per hour.

What is linear expression?

A linear expression is an algebraic statement where each term is either a constant or a variable raised to the first power.

We have to given that;

Rachel found the following rate of change for the scenario represented in this table.

Now, By the given table,

Rate of change to picked berries = (181 - 128) / (5 - 4)

                                                   = 53 / 1

                                                   = 3

Which is similar in all given values.

Hence, We can conclude that;

The scenario is represented by a linear function, since the rate of change is constant.

And, The berries are picked at a constant rate of 53 per hour.

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Rewrite the expression using a single, positive exponent: 14^-3x14^12

Answers

Answer:

14⁹

Step-by-step explanation:

When you're multiplying, you add the exponents. So, -3+12=9.

what equation represents the line that passes through (-2,-1) and has a slope of 5

Answers

Answer:

y + 1 = 5 (x+2)  in point slope form   or   y = 5 x + 9  in intercept slope form

Step-by-step explanation:

Answer:

y=5x+9

Step-by-step explanation:

Triangle CDA is the image of triangle ABC after a 180° rotation around the midpoint of segment AC. Triangle ECB is the image of triangle ABC after a 180° rotation around the midpoint of segment BC.

Answers

Answer:ABCD and ABEC are parallelograms because they both have a pair of parallel lines.

DCE AND CEB are congruent angels

PLS ANSWER HELP
Thanks

Answers

Its congruent to ELG :)

A town has a population of 2000 and grows at 3.5% every year. To the nearest year, how long will it be until the population will reach 3900?

Answers

Answer:

27 years.

Step-by-step explanation:

2000->100%

?->3.5%

=70 people growth each year

3900-2000=1900[expected growth]

70-per year

1900-?

1900*1/70=27.1

=27.|1

27 years

It will take 9 years for the town's population to reach 3900.

What is an exponential function?

"An exponential function is a function of form f (x) = a^(x), where a is the base."

Exponential growth function:

f(x) = a×(1+r)^x

where,

f(x) = exponential growth function

a = initial amount

r = growth rate

x = number of time intervals

For given situation,

initial population: a = 2000,

growth rate r = 3.5/100

⇒ r = 0.035

f(x) = 3900

We need to find the nearest year to reach the population 3900.

i.e., to find value of x(years)

Using the exponential growth function,

⇒ 3900 = 2000(1 + 0.035)^x

⇒ 3900/2000 = (1.035)^x

⇒ 1.95 = (1,035)^x

⇒ [tex]x=log_{1.035} 1.95[/tex]

⇒ x = 19.41

⇒ x ≈ 19

Therefore, it will take 19 years to reach 3900.

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5. It is a method of describing a set, in words.
A. Roster Notation
C. Set Builder Notation
B. Listing Method
D. Verbal Description Method​

Answers

The correct answer choice is D. Hope this helps!!

Answer

There are two common ways of describing or specifying the members of a set: roster notation and set builder notation. These are examples of extensional and intensional definitions of sets, respectively

Please help and explain!! I WILL MARK BRAINLIEST

Answers

Answer:

plot a graph and count it

Step-by-step explanation:

midpoint is the middle point of the line. it can be found by dividing the length of the line by 2 then counting inwards by that number.

Best answer gets brainliest 2+2

Answers

Answer:

I would say this would be either 4, 22, or fish

Help Please I have a few minutes left :/
Using the rules of multiplying and dividing integers, identify when an answer will be negative. (Select all that apply)

positive ÷ negative


negative ÷ positive


positive x negative


negative x negative


negative x positive


negative ÷ negative


positive ÷ positive


positive x positive

Answers

Ones that will end up negative

positive ÷ negative

negative ÷ positive

positive x negative

negative x positive

I believe any mixed one would be negative.

Select the smallest fraction from the following list of fractions.
3/4
2 2/3
3/5
1 1/2
7/8
2/3

Answers

Answer: 3/5

I’m not sure if you need an explanation
The answer is 3/5 your welcome

Please help me I really need it Big points for help.
The three Miller boys were calculating the volume of their new fish tank to determine how many gallons of water the tank can hold. Each brother measured a different dimension of the tank. Their measurements were 1 yard in length, 1 foot in width, and 18 inches in height.

1. There are approximately 7.5 gallons per cubic foot. If you want to know how many gallons of water the tank can hold, what unit of measure would you use to calculate the volume of the fish tank? Explain why

2. Determine how many gallons of water the fish tank can hold. Carefully show your work and include units of measure.​

Answers

1. Because you know the number of gallons per square foot. You would want to use cubic feet for the measurement of the tank.

2. Convert all dimensions to feet:

1 yard = 3 feet

18 inches = 1.5 feet.

Volume of tank = 3 x 1.5 x 1 = 4.5 cubic feet.

Multiply gallons per cubic foot by cubic feet of tank:

7.5 x 4.5 = 33.75 gallons.

drag each item to its correct place es de monomios​

Answers

Answer:

Step-by-step explanation:

-2x

Grado : 1

Coefficiente  : -2

Parte literal :   x

x²y⁴:

Grado : 2+4 = 6

Coefficiente  : 1

Parte literal :   x²y⁴

Please help, due in 6 hrs (will mark brainliest and giving 85 points) will ask seperate question for the 85 points

Answers

Answer: If I'm being honest I only know parts A and B.

A. (4, 19) and (7, 7).

B. 4/1 or just 4.

Step-by-step explanation:

B. From point (7, 7) to (6, 11) is up 4 and left 1, rise over run is how you write the slope so it would be written as 4/1. Depending on you're teacher you can just put 4 and it can be correct, so, 4/1 or just 4.

The data represented by the following stem-and-leaf plot range from
to
2189
3 504
4 127
5 36
A. 29; 53
B. 28; 56
C. 28; 53
D. 29, 56
SUBMIT

Answers

Answer:

28;56

Step-by-step explanation:

According to the stem-and-leaf plot, the range of the data represented by the stem-and-leaf plot is 63.

To determine the range of the data represented in stem and leaf plot, we need to look at the smallest and largest values. The smallest value is obtained by taking the smallest leaf in the plot, which is 36, and adding it to its corresponding stem (5). So, the smallest value in the data set is 536.

Next, we look for the largest value, which is found at the bottom of the last stem. In this case, the last stem is 5, and the largest leaf is 9. Therefore, the largest value in the data set is 599.

Now that we have the smallest and largest values, we can calculate the range by subtracting the smallest value from the largest value:

Range = Largest Value - Smallest Value

Range = 599 - 536

Range = 63

So, the answer is Answer: C. 28; 53

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The figure shows three quadrilaterals on a coordinate grid: A coordinate plane is shown. Quadrilateral D has sides measuring 3 units and 1 unit. Quadrilateral F has sides measuring 3 units and 1 unit. Quadrilateral E has sides measuring 2 units and 6 units. Which of the following statements is true about the three quadrilaterals? D and E are similar but not congruent. E and F are similar and congruent. D and E are similar and congruent. F and D are similar but not congruent.

Answers

Answer:

A: D and E are similar but not congruent.

Step-by-step explanation:

hope this help

0.93=

please explain how you got the answer.

Answers

fraction form 93/100
percentage form 93%
theres many wayss you could write this but im not sure i surley understand what you mean by this question

Jacob spent $10 of the $25 in his wallet write a decimal that represents the fraction of the $25 Jacob spent

Answers

She she suvsuzsuz sue sh Sejm sis sue si sue.

Identify the number of terms in this polynomial.
5k^5+7k-2

Answers

Answer:

cuatro terminos

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