solve 3y + 6 = 30 - 7y

Answers

Answer 1

Answer:

y= 12/5

Step-by-step explanation:


Related Questions

Anna is throwing a fair die with 12 faces what is the probability that the number of dots on the top face is a factor of 4

Answers

Answer:

1 / 4

Step-by-step explanation:

The factors of 4 are : 1, 2, 4

Hence, required outcome = factor of 4 = (1, 2, 4)

Total possible outcomes = 12

Probability = number of required outcome / number of Total possible outcomes

P(A factor of 4). = 3 / 12 = 1/ 4


A spinner is divided into 10 equal parts and numbered from 1 through 10. What is the probability of spinning a number less than 8 on the first
spin and greater than 5 on the second spin?

Answers

Answer:

7/10 * 1/2 = 7/20

Step-by-step explanation:

[tex]\frac{7}{10} * \frac{5}{10} \\\frac{7}{10} * \frac{1}{2} \\\frac{7}{20}[/tex]

The slope of a line is ½ and the y-intercept is 4. Which choice is the x-intercept of this line?

[1] -8 [2] 8 [3] -4 [4] 4

Answers

Answer: y = 1/2x + 4

Step-by-step explanation:

1 1) Beth bought a book that normally cost $25.00. It was on sale for 35% off.
How much did she pay for the book?

I need help ASAP

Answers

Answer:

$16.25

Step-by-step explanation:

You can earn 5 coins
The product of 80 and 5,000 is...?

Answers

Answer: 400,000

Explanation:
80 * 5,000 = 400,000

Answer:

The answer is 400000 :)

Step-by-step explanation:

The product in math is the answer to a multiplication problem. The result of multiplying two numbers together is the product.

80 × 5000 = 400000

During a race sample of five sports cars has a mea speed of 175mph. The speeds in miles per hour of cars are 186,181,170,151, find the speed of the five car

Answers

Answer:

Speed of 5th car = 187 mph

Step-by-step explanation:

Given:

Mean speed of five car = 175 mph

Speed of four cars = 186,181,170,151 mph

Find:

Speed of 5th car

Computation:

Average mean = Sum of all observation / Number of observation

Mean speed of five car = Sum of five cars speed / Number of cars

175 = [186 + 181 + 170 + 151 + Speed of 5th car] / 5

186 + 181 + 170 + 151 + Speed of 5th car = 175 x 5

186 + 181 + 170 + 151 + Speed of 5th car = 875

688 + Speed of 5th car = 875

Speed of 5th car = 875 - 688

Speed of 5th car = 187 mph

I need helppp I need the answers!!!

Answers

Answer:

vfedddyujnyuki4yutnrbqfv

Step-by-step explanation:

The question is in the picture help please

Answers

Answer:

8

Step-by-step explanation:

the rectangles length is 1 because 2^0 = 1

the width is 8 because 2^3 which is also 2 x 2 x 2 = 8

to find the area it would be length times width.

1 x 8 = 8

Final answer: 8 square meters


14m + 5i - 65 + 75 - 81 + 115 - 95 - 41 + 10p - 3p + 5i
what would the simplified expression be?

Answers

Answer:

14m+10i+7p-92

Someone help and plz make sure it’s right will mark brainiest

Answers

Answer:

x = 72 degrees

Step-by-step explanation:

Use the definition of a tangent function:

tan x = opposite/adjacent

= 154/50

= 3.08

----> x = arctan 3.08 = 72 degrees

A box plot is shown below what is the median and q3 of the data set represented on the plot median=30;q3=44 median 36; q3=44 median 30;q3=39 median = 36;q3=39

Answers

The required boxplot isn't attached, an hypothetical solution is given which could be applied to solve your actual task.

Answer:

Kindly check explanation

Step-by-step explanation:

From the attached picture, the median and upper quartile value of the boxplot are :

The median of a dataset plotted on a box and whisker plot can be obtained directly from the plot as the point where a vertical line splits the box. The line inside the box gives the median of the data. The Q3 value which is the upper quartile is depicted on the box and whisker plot as the endpoint of the box. The endpoint of the box gives the upper quartile value for the dataset.

In the attached boxplot , the median = 29

The upper quartile = 38

Help I need the answer dont send NO FILE only answer if you know it step by step explanation

Answers

okay, this is pretty simple ! so basically, you are going to reflect the point (p) over the red line that was so nicely placed. since you are are going to imagine the red line is 0,0 (where you would start if you are going to fine the coordinates of a plot point). since the plot point is only one coordinate away from the red line, you would only need to move over one coordinate to the right. If i'm correct, the answer should be -1,4.

Answer:

See below.

Step-by-step explanation:

Start at the given point. Go perpendicular to the line of reflection. It is 1 unit to get there. Now go the same distance, 1 unit, to the other side of the line of reflection. You end up at point (-1, 4). See pic below.

solve the following inequality algebraically (please write full answer & NO LINKS)

Answers

Step-by-step explanation:

[tex]\tt {:}\longrightarrow |x - 10 | \leqslant 4 \\ \tt {:}\longrightarrow x - 10 \leqslant 4 \\ \tt {:}\longrightarrow x \leqslant 4 + 10 \: \\ \tt {:}\longrightarrow x \leqslant 14 \: \: \: \: \: \: \: \: \: [/tex]

Ysaac, médico de turno en una clínica local, deja encargado a la enfermera Elisa la dosis de Panadol (mg) para todos los pacientes del hospital. La enfermera le pregunta ¿cuál es la Dosis?, y el médico le responde que la dosis anterior empleada en total para 10 pacientes adultos se encontraba resolviendo la ecuación x2+ 50x – 2400 = 0. Si la dosis actual ha disminuido en 10 miligramos para cada paciente. ¿Cuánto debe ser la dosis para cada paciente adulto actualmente?

Answers

Answer:

Each adult patient today taking dose of 13 mg.

Step-by-step explanation:

Given - Ysaac, a doctor on duty at a local clinic, leaves the Panadol dose (mg) to nurse Elisa for all hospital patients. The nurse asks him what is the Dose ?, and the doctor answers that the previous dose used in total for 10 adult patients was solving the equation x2 + 50x - 2400 = 0. If the current dose has decreased by 10 milligrams for each patient.

To find - How much should the dose be for each adult patient today?

Solution -

Given that, the equation is -

x² + 50x - 2400 = 0

⇒x² + 80x - 30x - 2400 = 0

⇒x(x + 80) - 30(x + 80) = 0

⇒(x - 30)(x + 80) = 0

⇒x = 30, -80

But dose can not be negative

So, x = 30

∴ we get

The previous dose is 30 that is given to 10 patients

So,

1 patient is taking 3 mg previous dose

Now,

Given that,

If the current dose has decreased by 10 milligrams for each patient.

So,

The current dose = 3 mg + 10 mg

                             = 13 mg

⇒The current dose = 13 mg

∴ we get

Each adult patient today taking dose of 13 mg.

Suppose a culture of bacteria begins with 5’000 cells and dies by 30% each year. Write and equation to express that

Answers

Answer:

y=5000(0.7)^x

Step-by-step explanation:

mark brainleist plz

How many cups of water will Billy use to fill a 9-liter bucket if one cup holds of a liter of water?

Answers

how big are the cups????

Division is one of the four fundamental arithmetic operations. The number of cups of water that Billy will use to fill a 9-litre bucket is 9.

What is Division?

The division is one of the four fundamental arithmetic operations, which tells us how the numbers are combined to form a new one.

Given that a cup holds 1 litre of water. Therefore, The number of cups of water that Billy will use to fill a 9-litre bucket is,

Number of cups = 9 liters / 1 liter

                           = 9

The number of cups of water that Billy will use to fill a 9-litre bucket is 9.

Learn more about Division:

https://brainly.com/question/369266

#SPJ2

I need help due tmrw

Answers

Answer:

yo ill help you but do you happen to have a argumentative essay written ill help u if you help me

Factorise 2 + 14 + 12

Answers

Answer:

2(1+7+6) = 2(14) = 28

Step-by-step explanation:

2+14+12

2(1+7+6)

simplify -5/8 (- 3/8 -14)

Answers

Answer:

575/64

Step-by-step explanation:

-5/8(-3/8-14)

15/64+70/8

15/64+560/64

575/64

AABC ~ DEF. What sequence of transformations will move AABC onto ADEF

Answers

Answer:

C

Step-by-step explanation:

i am smart

PLEASE HELP ME OUT PLEASEEE!! which of the following are solutions represented by the graph below? choose all that apply

a. (0, 2)
b. (1, 0)
c. (3, -4)
d. (4, -1)
e. (-1, 3)

Answers

Answer:

a, b, and c are represented by the graph.

Step-by-step explanation:

i hope this helps :)

_________ is the displacement of an object during a specific unit of time.

Answers

Answer:

velocity

Step-by-step explanation:

velocity is the answer

PLEASE HELP QUICK
An integer x is divided by an integer y, and the quotient is 24. The sum of these two integers is 75. Which is the value of x?

A. 3
B. 8
C. 25
D. 48
E. 72

Answers

E.

You are given two equations:

X/y = 24
X + y = 75.

You want to isolate the variable in one equation so you can plug it into the other one.

X/y = 24 can be simplified as x = 24y. (Multiply both sides by y to remove it from the denominator.) Plug the new equation into the other equation.

24y + y = 75.
25y = 75.
Y = 3

Now that you know y is equal to 3, you can plus it into one of the equations to solve for x.

X + 3 = 75
X = 72, therefore the answer is E.

Will give brainliest if right…

Answers

Answer:

140

Step-by-step explanation:

Answer: mabey 140

Step-by-step explanation:

What is the median of the data set represented by the box plot below?
Data set: 32, 39, 44, 61, 69

Answers

median: 44
arrange your numbers from lowest to highest
count how many numbers you have
and divide
glad to help!

Find the inverse of
-2
4
5
-10
if it exists.

Pls help!!

Answers

Answer:

Undefined

Step-by-step explanation:

Plz help Just do number 7 plzzz

Answers

Area = ½ x (Sum of parallel sides) x (perpendicular distance between the parallel sides). The formula for the trapezium so the answer is D

There are 6 green apples and 8 red apples in a basket.

Answers

i believe it’s 6:14
and 8:14

answer:

(a) 6:14

(b) 8:14

step-by-step explanation:

there are 8 red apples and 6 green apples

to find the ratio of red apples to all the apples and green apples to all the apples we must add 6+8= 14

(a) what is the ratio of green apples to all the apples in the basket?

14-8=6

so the ratio of green apples to all the apples in the basket is 6:14

(b) what is the ratio of red apples to all the apples in the basket?

14-6=8

so the ratio of red apples to all the apples in the basket is 8:14

:)

!

An inequality is shown.
-2x + 12 < 18
What is the solution to the inequality
Ο x < -3
0 X > 3
O x > -3
O X< 3

Answers

Answer:

x > - 3

Step-by-step explanation:

Given

- 2x + 12 < 18 ( subtract 12 from both sides )

- 2x < 6

Divide both sides by - 2, reversing the symbol as a result of dividing by a negative quantity

x > - 3

evaluate the expression

7∛27+5

Answers

the answer is 26
hope it helps

Answer:

26

Step-by-step explanation:

The radical must be evaluated first.  The cube root of 27 is 3.  Then we have:

7(3) + 5 = 21 + 5 = 26

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