Y varies directly as x. If x=7 then y = 56. Find ybwhen x=3

Answers

Answer 1

When something varies directly as something else, their ratio of change always stays the same.

56 / 7 = 8

Therefore,

8 * 3 = 24

If x = 3 then y = 24


Related Questions

PLZ Help
This is due by 2:20

Answers

Answer:

The answer is 60 degrees.

Step-by-step explanation:

The three angles in any triangle add up to 180 degrees.

You know by the box at the bottom right that it's a right triangle and therefore that angle is 90 degrees. They also give you the 30 degree angle at the bottom left. So:

90 degrees + 30 degrees = 120 degrees.

180 degrees (total) - 120 degrees (first 2 angles) = 60 degrees (missing angle)

Hope this helps!

4. Between which two whole
numbers does V150 lie?

Answers

Answer:

12 & 13

Step-by-step explanation:

trust me

5p · 1 = 5p is what property

Answers

Answer:

034579+&_9&__78'_&666

Which expressions are equivalent to k/2 ?

Answers

Answer: (1/2)k

Step-by-step explanation:

Answer:

1/2 kand k/2

Step-by-step explanation:

In a particular town, 20% of the homes have monitored security systems. If an alarm is triggered, the security system company will contact the local police to alert them of the alarm. Of all the alarm calls that the local police receive, they only have the manpower to answer 30% of the calls. Suppose we randomly sample one home that was broken into over the last month from this town. What is the probability that this home has a monitored security system and that the police answered the alarm call?

Answers

Answer:

The probability to have both = 0.06

Step-by-step explanation:

Given:

Security system home = 20% = 0.2

Manpower for security calls = 30% = 0.3

Find:

The probability to have both

Computation:

The probability to have both = P(Security system home) × P(Manpower for security calls)

The probability to have both = (0.2)(0.3)

The probability to have both = 0.06

These tables of values represent continuous functions. For which functions will the y-values be the greatest for very large values of x?​

Answers

∆....A....∆

1 6

2 18

3 54

4 162

5 486

The function with the greatest y-values for very large values of x is C.

The y-values in function C increase at a much faster rate compared to the other functions as x becomes larger. In function C, the y-values are growing with a constant difference of 200 for each increase in x. This means that for every unit increase in x, the y-value increases by 200. This linear relationship results in significantly larger y-values for larger x-values.

On the other hand, the other functions (A, B, and D) do not exhibit such rapid growth. Function A has a cubic relationship, which does lead to larger values than a linear relationship, but it is still not as rapid as the linear increase in function C. Function B also has a linear relationship, but the constant difference between y-values is much smaller than in function C (only 75).

Function D has a constant difference of 5 between y-values, resulting in a very slow growth as x becomes larger.

In conclusion, function C has the greatest y-values for very large values of x due to its linear relationship with a constant difference of 200 between y-values for each unit increase in x.

To learn more about continuous functions, here

https://brainly.com/question/30089268

#SPJ2

solve the inequality 5f+7[tex]\leq[/tex]22
a f[tex]\geq[/tex]6
b f[tex]\leq[/tex]3
c f[tex]\leq[/tex]10
d f[tex]\geq[/tex]15

Answers

Answer:

[tex]f \leqslant 3[/tex]

Step-by-step explanation:

[tex]5f + 7 \leqslant 22 \\ 5f \leqslant 15 \\ f \leqslant 3[/tex]

Express the ratio AC/DF in simplest form

Answers

Answer:

[tex] \frac{n}{28 \: cm}[/tex]

Step-by-step explanation:

AC = n, DF = 28 cm

[tex] \huge \red{ \frac{AC}{DF} }= \purple{ \frac{n}{28 \: cm}} \\ [/tex]

the opposite of g(x) is -9(x),
then -g(x) =

Answers

If the opposite of g(x) is -g(x), then -g(x) is equal to -9(x)

A small Learning Center holds twenty-four less students than a large Learning Center. Together the Learning Centers hold seventy-two students. How many students does each Learning Center hold?

Answers

Answer:

A small learning center holds 48 students

Step-by-step explanation:

A small Learning Center holds twenty-four less students than a large Learning Center. Together the Learning Centers hold seventy-two students. How many students does each Learning Center hold?

72-24=48




Complete each ratio table to solve each problem.
11 To make 5 apple pies, you need about 2 pounds
of apples. How many pounds of apples do you need
to make 20 apple pies?

Answers

Answer:8 pounds to make 20 apple pies

ASAP
Sales tax is calculated as a percentage of the sales price. If sales tax is 6%, what is the sales tax on clot that cost 180
$6.00
O $9.80
$10.80
O $18.60

Answers

The answer should be $10.80.
The reason being. 180 x 6% = 10.80. You would then add 10.80 to 180 to get the total which would be $190.80. But you only need what the tax would be so the tax would be $10.80

A farmer rents pastureland for 8$ per acre plus a monthly fee of $200. Write an expression that can be used to find the total monthly cost. Then find the cost of renting 25 acres​

Answers

Answer:

A. [tex] 8n + 200 [/tex], $400.

Step-by-step explanation:

Monthly rent per acre for pasture land = $8

Additional monthly fee = $200

Let n represent the number of acres.

Therefore, expression for the total monthly cost would be:

[tex] 8n + 200 [/tex].

If the farmer wants to rent 25 acres of pasture land, the expression, [tex] 8n + 200 [/tex], can be used in calculating the total cost by simply plugging in the value of n, which would be 25 in this case.

Total monthly cost for 25 acres = [tex] 8(25) + 200 [/tex].

[tex] = 200 + 200 [/tex]

[tex] 400 [/tex].

Total monthly cost = $400

I need to change the subject to x

Answers

Answer:

h) (x+4t²)/4= 3V

x+4t²= 4*3V

x+4t²=12V

x=12V-4t²

MN=√(3x-2)

(MN)²=3x-2

3x-2=(MN)²

3x=(MN)²+2

x= [(MN)²+2]/3

Write the​ point-slope form of the line satisfying the given conditions. Then use the​ point-slope form of the equation to write the​ slope-intercept form of the equation.
Slope​,=6 passing through ​(​-2,8​)
Type the​ point-slope form of the equation of the line.

​(Simplify your answer. Use integers or fractions for any numbers in the​ equation.)

Answers

Answer:

Step-by-step explanation:

y - 8 = 6(x + 2)

y - 8 = 6x + 12

y = 6x + 20

Rey is considering buying shares of TWA stock. The stock currently sells for $50 per share. The stock changes in value at 9:00 am each day, either increasing in value by $11 or decreasing in value by $13. The stock will increase in value with 40% probability, and decrease in value with 60% probability. The stock follows a random walk. In two days, what is the probability that the TWA stock is greater than $30

Answers

Answer: 64%

Step-by-step explanation:

Given the following :

Current price of stock = $50

Probability of increase per day = 40% = 0.4

Probability of decrease = 60% = 0.6

Value of increase = $11

Value of decrease = $13

Probability that stock is greater than $30 in two days :

For stock to be greater than $30 in two days ;

It either increases in both days or increases in a day and falls the other

Hence, probability that stock is greater than $30

P(increase and increase) OR P(increase and decrease) OR P(decrease and increase)

(0.4 × 0.4) + (0.4 × 0.6) + (0.6 × 0.4)

0.16 + 0.24 + 0.24 = 0.64

0.64 × 100 = 64%

For which values of a the system has no solution: x≤5, x≥a

Answers

Given:

The system of inequalities is

[tex]x\leq 5[/tex]

[tex]x\geq a[/tex]

To find:

The values of a for which the system has no solution.

Solution:

We have,

[tex]x\leq 5[/tex]        ...(1)

It means the value of x is less than or equal to 5.

[tex]x\geq a[/tex]        ...(2)

It means the value of x is greater than or equal to a

Using (1) and (2), we get

[tex]a\leq x\leq 5[/tex]

But if a is great than 5, then there is no value of which satisfies this inequality.

Therefore, the system has no solution for a>5.

What are two different methods you can use to withdraw money from your checking account?​

Answers

Answer:

You can withdraw by automatic electronic transfer, check, ATM card or debit card. There are many ways these days to withdraw money from your accounts.

Please answer this!
Who invented maths?

Answers

Answer:

ancient greek invented math

Help me solve this problem.

Answers

We can write an equation to resemble the problem.

1160 = 170 + 50x

x equals the number of boxes he is carrying.

Solve for x.

1160 = 170 + 50x

990 = 50x

19.8 = x

We can't round up because that will be to much weight. So, we are going to round down.

19.8 -> 19

Therefore, the answer is 19.

Best of Luck!

Answer: 19 boxes

Step-by-step explanation: Subtract the delivery person to get 990 lbs. then divide by 50 to get 19.8, but since we can't have 0.8 of a box and 20 boxes we go over, 19 boxes is the correct answer.

please help with this as soon as possible​

Answers

Answer:

98,000

Step-by-step explanation:

[tex]5^{4} *7^{5}* 2^{8}/16*125*7^{3}[/tex]

[tex]=5^{4} * 7^{5}* 2^{8} /2^{4} *5^{3} *7^{3}[/tex]

[tex]=5^{4-1} *7^{5-3} *2^{8-4}[/tex]

=[tex]5^{3} *7^{2} *2^{4}[/tex]

=[tex]125*49*16[/tex]

[tex]=98000[/tex]

Answer:

Step-by-step explanation:

Factorize all the numbers in numerator and denominator

16 = 2*2*2*2

125 = 5 *5 *5

[tex]\frac{a^{m}}{a^{n}}=a^{m-n}[/tex],  where m >n

[tex]\frac{5^{4}*7^{5}*2^{8}}{16*125*7^{3}}=\frac{5^{4}*7^{5}*2^{8}}{2^{4}*5^{3}*7^{3}}\\\\\\=5^{(4-3)}*7^{(5-3)}*2^{(8-4)}\\\\\\=5^1*7^2*2^{4}[/tex]

Mrs. Santiago drinks 9 diet cokes in 3 days. If there are 24 diet cokes in a case, how many cases of diet coke
should she buy for the month of September? (*hint, you need to know how many days in September. You need
to figure out how many cokes she will need AND then how many cases that would be.)

Answers

Answer:

9=3 and 24=x 9x =24*3=8

If the object has leaves, then it is a tree.

Answers

Answer:

False

Step-by-step explanation:

Answer:

false

Step-by-step explanatio

Fruits and vegatables have leaves too, but yet there not a tree

If a class has 12 boys and 4 girls, what is the ratio of boys to girls written as a decimal? 0.33 0.75 3 4

Answers

Answer:

Pretty sure it's 3

Answer:

C 3

Step-by-step explanation:

Is the ordered pair (-3,2) a solution to the equation 5x + 2y = -11

Answers

Step-by-step explanation:

(-3,2) is equal to (x,y)

x=-3 so 5x becomes 5x-3.

5x-3=-15

y=2 so 2y becomes 2x2.

2x2=4

-15+4=-11

T/F

True

So the answer is Yes, the ordered pair (-3,2) is a solution.

hope it helps!

Analyze the diagram below and complete the instructions that follow. If ON = MN, find MN. A. 4 B. 5 C.4 sqrt{2}]. D 4 square root 30

Answers

Answer:

C. 4 sqr 2, sorry for the answer being late, hope this helps some one tho :)

Step-by-step explanation:

I took the quiz and got it correct

Answer:

The answer would indeed be C.

Step-by-step explanation:

Was in my test on edg.

Which of these cannot be a whole
number?
A a positive integer
B a negative integer
C a rational number

Answers

The whole numbers are the numbers 0, 1, 2, 3, 4, and so on (the natural numbers and zero). Negative numbers are not considered "whole numbers." All natural numbers are whole numbers, but not all whole numbers are natural numbers since zero is a whole number but not a natural number. Hope it helps!

On January 1, 2009, Jessica owed $10,212 to her friend Sam, who was kind enough not to charge Jessica any interest. Each month during 2009, Jessica paid Sam some of the money she owed. If Jessica still owed Sam $6,612 on January 1, 2010, what was the average amount of Jessica's monthly payments?

Answers

Answer:

551

Step-by-step explanation:

6612 divided by 12 ( number of months) =551

A mother gives birth to a 9 pound baby. Every 2 months, the baby gains 3 pounds if x is the age of the baby in months,then y is the weight of the baby in pounds.
Find an equation of a line in the form y=Mx+b that describes the baby’s weight

Answers

Answer:

y=1.5x+9

Step-by-step explanation:

We can first write in 9 as b because the baby already started at 9 pounds, meaning the line showing the weight will also start from 9.

The question tells us that the baby grows 3 pounds every 2 months. In the equation, x represents months. We need to convert the rate of growth into 1 month to write in as the slope.

[tex]\frac{3pounds}{2 months} = \frac{1.5 pounds}{1 month}[/tex]

Now we know every month, the baby grows 1.5 pounds, which represents the rate of change, or M, in the equation.

Please Help A) Find the perimeter B) The area of the rectangle

Answers

Answer:

A) 36.2m  B) 70m

Step-by-step explanation:

5.6m + 5.6m = 11.2 m

12.5 + 12.5= 25  11.2 + 25 = 36.2m

Length x width equals area

12.5m = length and 5.6m= width

multiply 12.5 x 5.6= 70m

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