Simplify :

- 1/2 (4/5 _ 8y)

Answers

Answer 1

Answer:

[tex] - \frac{1}{2} ( \frac{4}{5} - 8y) \\ = - \frac{4}{10} + \frac{8y}{2} \\ = - \frac{2}{5} + 4y \\ = \frac{ - 2 + 5 \times 4y}{5} = \frac{ - 2 + 20y}{5} \\ - 2 + 20y = 0 \\ 20y = 2 \\ y = \frac{1}{10} [/tex]


Related Questions

The heights of 6 shrubs are 3. 4. 2.
8. 4. and 2 feet. Which value
represents an outlier?

A: 2. B:3. C:4. D:8

Answers

Answer:

I think its C.4

Step-by-step explanation:

The solution to a system of linear equations could be...

Answers

Answer:

a b e f h

Step-by-step explanation:

Please help and show work

Answers

Answer:

254.34 in²

Step-by-step explanation:

The diameter is 18, so the radius is 9. The formula for circumference is [tex]\pi r^{2}[/tex]. 9 squared is 81. 81 x 3.14 is 254.34.

Hope it helps!

The answer is 254.34

Explanation:

Determine whether Joe is shorter or taller than the height of the tepee

Answers

Answer:

shorter

Step-by-step explanation:

Find the area of each regular polygon. Round to the nearest tenth.

A= _ In2 ?

Answers

Answer:

Area of the square = 225.0 in²

Step-by-step explanation:

Given polygon is a regular polygon that means given quadrilateral has all sides equal in measure.

And a quadrilateral with all sides equal is known to be a square.

Therefore, area of a square = (Side)²

                                              = (15)²

                                              = 225

                                              ≈ 225.0 in²

Todoroki's training practice starts at 9:45 A.M and ends at 12:35 P.M. How long is Todoroki's training practice?

Answers

Answer:

2 hours and 9 minutes

Step-by-step explanation:

Solve for X: -2(6x+4)=88. Answer fast please

Answers

Answer:

√x+2=2

Step-by-step explanation:

Please help its due 12:00 Am

Answers

Answer:

440h is the expression. When 3 1/4 is evaluated you get 1,430 calories burned.

Step-by-step explanation:

440 represents the number of calories she burns per hour. To represent the hour, we place a variable which is h. After we write the expression, we substitute 3 1/4 for h. When I did this, I turned 3 1/4 into an improper fraction, which was 13/4, and then divided 13 by 4 to get 3.25

Multiple 3.25 by 440 to get an answer of 1,430 calories burned.

Hope this helps :)

Evan is going to an amusement park. The price of admission into the park is $40, and
once he is inside the park, he will have to pay $2 for every ride he rides on. How
much money would Evan have to pay in total if he goes on 15 rides? How much would
he have to pay if he goes on r rides?

Answers

Answer:

70

40+2r

Step-by-step explanation:

x= number of rides

40+2x

plug in 15 for x

40+2(15)

70

for hte other part just replace x with r

40+2r

Solve the system of linear equations by elimination.

8x-5y=11
4x-3x=5

Answers

Answer:

x=5

y=-5.8

Step-by-step explanation:

4x-3x=1x

1x=5

x=5

8(5)-5y=11

40-5y=11

40-11=29

-5y=29

29/-5=-5.8

y=-5.8

Angie's rotation maps triangle XYZ to triangle X'Y'Z'. X(3,6) maps to X'(-3, 6) Y(1, -2) maps to Y'(-1, 2) Z(-1,-5) maps to Z (1,5) Which describes the rotation? 180° rotation O 270° clockwise rotation 90° counterclockwise rotation 90° clockwise rotation​

Answers

Answer:a

Step-by-step explanation:

A

Triangle XYZ is rotated 180° clockwise to form triangle X'Y'Z'.

Transformation

Transformation is the movement of a point from its initial location to a new location. Types of transformation are reflection, translation, rotation and dilation

If a point A(x, y) is rotated 180° rotation, the new point is at A'(-x, -y).

Triangle XYZ is rotated 180° clockwise to form triangle X'Y'Z'.

Find out more on Transformation at: brainly.com/question/1462871

Written as a simplified polynomial in standard form, what is the result when
(x - 2)^2is subtracted from 9x^2-8x?

Answers

Answer:

9x^2 - 10x -4

Step-by-step explanation:

It is set up like this

     9x^2 - 8x

-              (x-2)2

First solve (x-2)2

the answer is (2x-4)

so now you can do this instead

    9x^2 - 8x

-              2x - 4

----------------------------------

9x^2 - 10x +4

9x^2 minus zero is 9x^2

-8x-2x is -10x

0- -4 is 4 because that is like saying 0 + 4 because double negatives equal a positive

A simpler way is to change all the numbers to the opposite sign and then change the minus to a plus

like this

    9x^2 - 8x

+              -2x + 4

----------------------------------

9x^2 - 10x +4

Answer:

8x^2-4x-4

Step-by-step explanation:

On delta math

Please someone help me

Answers

Answer: C
Explanation:

0.15-> 15%
0.25-> 25%

15%+25%=40%

Helppp! 20 points!
Find m m

Answers

Answer:

M∠ABC=58°

Step-by-step explanation:

The sum of Angle ∠ABD and Angle ∠DBC

37°+21°=58°

m stands for the measure of.

The measure of angleABC=37+21=58degrees

7c - 4
algebraic expression

Answers

Answer:

4 taken away from 7 times a number

Step-by-step explanation:

4 taken away (-4) from 7 times (7x) a number (c)

7c - 4

Answer:

It's the 3rd one. Four taken away from the product of seven and a number

Step-by-step explanation:

since it's 7c this shows that we are multiplying them together and then taking away 4.

True or false this number is written in scientific notation?
.2486 x 10^12

Answers

Answer:

It Is True

It is true because scientific notation is a way of writing very large or very small numbers. A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 ✕ 10^8.

What angle is 5° less than three times the measure of another angle. Together, the angle measures have a sum of 160°. What is the measure of each angle?

Answers

Answer: bro this is easy

Step-by-step explanation:

Factor completely. x^2−11x+24

Answers

Answer:

(x-3)*(x-8)

Step-by-step explanation:

x^2-11x+24=(x-3)*(x-8)

A family of 2 adults and 3 children went on holiday to Miami.

The family visited a theme park.

They paid a total of 322 dollars to go in.

The exchange rate was £1 = 1.84 dollars.

Change 322 dollars to pounds (£).

Answers

Answer:

£175

Step-by-step explanation:

Given the exchange rate was £1 = 1.84 dollars.

We are to change 322 dollars to pounds (£).

£1 = 1.84 dollars.

x = 322 dollars

Cross multiply

1.84 * x = 322

1.84x = 322

x = 322/1.84

x = 175

Hence 322 dollars in pounds will be £175

Zach earns 37.50 every weekend for delivering newspapers. Zach is saving his earnings in order to buy a new computer that costs 470.80. if Zach already has 58.30enter the minimum number of weekends Zach will need to work before he has enough money to buy the computer.

Answers

Answer:

11 weekends.

Step-by-step explanation:

470.80 = 58.30 + 37.50x

-58.30    -58.30

412.50 = 37.50x

divide both sides by 37.50, and x = 11

One card is selected from a deck of cards. Find the probability of selecting a black card or a king. ​

Answers

Answer:

30/52

Step-by-step explanation:

simplify the following 7+(_10)​

Answers

Answer:

7 or -3

Step-by-step explanation:

its -3 only if the number you typed was ( -10 ) because i can't really tell if that dash is supposed to be there or not.

steps for 7 :

7 + (10)

7 + 1 ‧ 0

7 + 0

7

steps for -3 :

7 + ( -10 )

7 - 10

-3

please help again :,)) is it one solution, all solutions, or one
please show your work.

Answers

Answer:

Infinite many solutions

Step-by-step explanation:

If you graph it there is only 1 line

If an orange is 14cm in diameter.if 3/7 of it is juice,what volume of juice can you get from 5 such oranges.

(Pie=22/7)

Answers

Answer:

3079.5 cm^3

Step-by-step explanation:

We need to find the volume of the orange using the volume of a sphere formula V= 4/3 (π)(r^3). So we plug in the numbers V= 4/3 (22/7) (7^3) and solve. Simple simply the exponent and multiply everything. V= 4/3 (22/7) (343)= 1437 cm^3. Then we take 3/7 from the volume to focus on the juice. 1437(3/7) = 615.9 cm^3. Then multiply by five to find the volume of juice from 5 oranges. 615.9(5)= 3079.5 cm^3

Jane has saved $48 of her allowance money to buy books. If she buys 6 books at "d" dollars per book, she will have $48 -6d of her allowance left. How much does she have left if the books cost $2.50 each?

Answers

Answer:

She would have $33 left.

Step-by-step explanation:

First input the $2.50 into the "d" variable and multiply 6 by 2.50.

48−(6)(2.5)

Then, subtract 48 by 15.

48−15

Finally, you have your answer.

33

I saw answers like 22, but that’s not an option

Answers

Answer:

the answer is 57

Step-by-step explanation:

Rashid owned n sheep. Eifion had exactly 4 times as many sheep as Rashid. Rashid buys 17 extra sheep. Eifion sells 8 of his sheep. Eifion still has more sheep than Rashid. Form an inequality, in terms of . Solve the inequality to find the least value of

Answers

Sorry need points right now

4n - 8 > n + 17

n > 8.33

This means n is greater than 8.33.

We can have 9, 10, 11, 12, 13, ,,, and so on.

The least value is 9.

The least value of the number of sheep is 9.

What is inequality?

It shows a relationship between two numbers or two expressions.

There are commonly used four inequalities:

Less than = <

Greater than = >

Less than and equal =

Greater than and equal=

We have,

Rashid:

Number of sheep owned = n

Bought 17 sheep = n + 17

Eifion:

Number of sheep owned = 4n

Sells 8 sheep = 4n - 8

Eifion still has more sheep than Rashid.

This means,

4n - 8 > n + 17 ______(1)

Solving for n in (1).

4n - 8 > n + 17

Subtract n on both sides.

4n - 8 - n > n + 17 - n

3n - 8 > 17

Add 8 on both sides.

3n - 8 + 8 > 17 + 8

3n > 25

Divide 3 on both sides,

n > 25/3

n > 8.33

This means n is greater than 8.33.

We can have 9, 10, 11, 12, 13, ,,, and so on.

The least value is 9.

Thus,

The least value of the number of sheep is 9.

Learn more about inequalities here:

https://brainly.com/question/20383699

#SPJ2

John wants to buy a new motorcycle. The tax rate is 9%. How much tax will
he pay if the motorcycle cost is $4500? (i need this quickly, i'm trying to study for my math test tomorrow but i don't even know how to do the math- pls help!)

Answers

Answer:

$405.00

Step-by-step explanation:

$4500.00×9%=$405.00

One question, seventh grade question, please help! It’s not long!

Answers

Answer:

The Correct Answer Is 4

Step-by-step explanation:

So if you have $12 and you can buy $3 with each box of envelopes, you think, how many times can 3 go into 12

count in your head, 3 6 9 12 therefore, ITS 4

here is your equation to match this:

3 x ? = 12

You probably already know this, but i simple way to figure this out is to flip the equation to

12/3 = ?

so from here you can tell that 3 goes into 12 4 times

so the equation is

3 x 4 = 12

Hope It helps!

The area of a regular hexagon inscribed in a circle with radius 2 is . Round your answer to the nearest tenth.

Answers

Answer:

10.4 to nearest tenth.

Step-by-step explanation:

If we draw lines from the centre of the circle to each vertex of the hexagon we get 6  equilateral triangles  of side length 2.

Altitude of each triangle  = sqrt(2^2 - 1^2)

= sqrt3.

So the area of 1 triangle = 1/2 * 2 * sqrt3

= sqrt3

Therefore the area of the hexagon = 6 * sqrt3

= 6sqrt3

= 10.3923

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