CDs cost $5.96 more than DVDs at all bets are off electronics. How much would 6 CDs and 2 DVDs cost if 5 CDs and two DVDs cost $127.73

Answers

Answer 1
Cd= x =5,96
Dvd=y

5x+2y=127,73
2y = 127,73 - 5 (5.96)
2y = 127,73 - 29.8
2y = 97.93
y = 97.93/2 = 48.965

x=5,96
y=48.965

6x+2y = 6(5,96) + 2(48.965) = 35.76 + 97.93 = 103.89

Final answer: 103.89

*i made it the much detailed possible as i don't know what your teacher asks of you so alot of it is unnecessary


Related Questions

Integers are ________ whole numbers. braineist for first person to get it right and hurry im on a time limit 20 points for it also

Answers

sometimes whole numbers

Step-by-step explanation:

maybe

-7x+4y+9-4x=-7-5-5(-x-3y)

Answers

Answer:

for x = −11y/16+ 21/16

for y = 16x/11 +21/11

Step-by-step explanation:

What number is 136% of 12.24?

Answers

Answer:

I really don't know but I'm trying to hurry for my quiz lol sorry

Answer:

cxcxcxcxcxgergddgg

Step-by-step explanation:

A car is traveling down a highway at a constant speed, described by the equation d=65t, where d represents the distance, in miles, that the car travels at this speed in t hours. How many miles does the car travel in 1.5 hours?

Answers

Answer:

A car is traveling down a highway at a constant speed, described by the equation d = 65t, where d represents the distance, in miles, that the car travels - 1138… ... How many miles does it take the car to travel 26 miles at this speed? c. ... the distance, in miles, that the car travels at this speed in t hours.

Step-by-step explanation:

Hope this helps

Jose spent $34.50 on a bike rental in Miami, Florida. The rental store charged a base fee of $8.50 for the first hour, and an hourly rate of $3.25 for each additional hour. The following sign is displayed to show the prices for the first 4 hours.

Answers

Answer:

8.5+2.25x=34.5

edit***

18.25+3.25h=34.5

1.For this problem, 200 meters of fencing will all be used to place fence on all four sides of the rectangle. Your task is to write the area that can be enclosed as a function of the width, w, of the rectangle.


Area equation:


What is the domain for this function (what values do you expect the width to fall between)?

Answers

Answer:

Step-by-step explanation:

Given that:

the perimeter of the fencing (rectangle)  = 200

Let recall that the area equation of a rectangle = L × w

The perimeter now = 2(L + w)

The perimeter = 2L + 2w

200 = 2L +2w

Dividing both sides by 2

100 = L + w

Making Length L the subject; we have:

- L = -100 + w

L = 100 - w

Thus;

A(w) = (100 - w) w

and the domain of the function is (0,100)

find the first three terms of the sequence with nth term 3n-2​

Answers

Answer:

To find out the first three terms of 3n - 2 substitute 1 ,2 and 3 into the equation.

so the three terms a

 3(1)-2=1

3(2)-2=6-2=4

3(3)-2=9-2=7

As you can see the sequence goes up in 1,4 and 7.To find out the 10th term you also substitute 10 into the equation so 3(9)-2=18-2=16

so 16 is the tenth term

Hope this helped!

1. You want to purchase a car that costs $25,000. You must pay a 10% down payment. How much is this?

Answer: 2,500

2. What do you still owe?

Answer: 22,500

3. Determine the monthly payment for 60 months with an APR of 5.5%. Round to the nearest cent.

Answer: 22,500(0.055/12)/(1-(1+0.055/12)^(-60)= 429.78 rounded to the nearest cent.

4. How much do you pay all together at the end of the 60 months including the down payment and interest charges?

I need help with number 4. Please.

Answers

Answer: If interest is not given, it would be 25,000+ interest as your answer

Step-by-step explanation:

can someone help ASAP plzz

Answers

Answer:

c. 84 ft²

Step-by-step explanation:

lateral area = 1/2 * base perimeter * height

where

base sides = 6 ft.

height (L) = 7

lateral area = 1/2 x (4*6) * 7

lateral area = 84 ft²

LA = 1/2pl

p = base perimeter

l = length

p = (6 * 4)

p = 24

l = 7

Use the formula and solve.

LA = 1/2(24)(7)

LA = 1/2(168)

LA = 84

Therefore, the answer is C

Best of Luck!

The copper content of 18-carat gold was measured by two methods for six different samples collected from a jewelry production plant. Sample Method 1 Method 2 A 2.2% 2.5% B 1.8% 2.2% C 2.5% 3.0% D 3.0% 3.2% E 2.6% 2.3% F 2.6% 2.7% Which test would you use to determine if the results obtained by the two methods agree within experimental error?

Answers

Full question attached

Answer:

Paired t test

Explanation:

The paired sample t test is used to measure or compare the mean of two observations or samples by measuring each subject two times as is seen above with the gold measurement which would result in two sets or pair of samples in a statistical procedure. We observe from the question that we measure each gold with two methods and then compare result of the two methods in terms of their mean error using the paired t test.

convert this statement into a conditional statement: 2 angles that add up to 180 degrees are supplementary

Answers

answer:
if 2 angles add up to 180 degrees, then they are supplementary

Warren had d dollars. He bought 5 ice creams which cost x dollars each. How much money does he have left?

Answers

Answer:

The answer is: d-5x

Step-by-step explanation:

What I like to do is rewrite the problem with numbers instead of variables.

Example: Warren had 20 dollars. He bought 5 ice creams which cost 2 dollars each. How much money does he have left?

He has 20 dollars, 5x2=10 he spent 10$ on the ice cream so you have to subtract how much he had in the beginning to how much he spent, the answer with numbers would be: 20-5x2

With variables it would be d-5x

What is the domain of the function f(x)=

Answers

Think of f(x) as y, because it is the same thing so find the x for your domain

Answer:

The domain of a function is the set of all possible inputs for the function.

Step-by-step explanation:the domain of f(x)=x² is all real numbers, and the domain of g(x)=1/x is all real numbers except for x=0.

Nick mowed about 3/5 of the school lawn yesterday. The mowed another 1/4 of the remaining portion of the lawn this morning. How much is left to mow?

Answers

5/5 - 3/5 = 2/5 x 1/4 = 2/20 = 1/10 (sorry if it's wrong)



2/5 y - 4 + 7 - 9/10 y ​

Answers

Answer:

-1/2y +3

Step-by-step explanation:

2/5y -4 + 7 -9/10y=

combine like terms

-1/2y +3

find the value power of 3^4

Answers

81, hope this helps

Answer:

81

Step-by-step explanation:

3 ^4 =3 ×3 ×3 ×3 =81

Dale made a model of a lighthouse using a 4 inches=50 feet if the lighthouse is 120 feet tall, how tall is his model

Answers

Answer:

8 2/5 inches!

Step-by-step explanation:

The lighthouse is 120 feet, and 4 inches of height on the model equals 50 feet of height on the lighthouse. 100 divided by 50 = 2, and 4 multiplied by 2 is 8. 20 divided by 50 = 2/5, so the answer is 8 2/5 inches. :)

in Sean’s fish tank, there are 6 times as many goldfish as guppies. There are a total of 21 fish in the tank. How many more goldfish are there than guppies.

Answers

Answer: There are 15 more goldfish than guppies.

Step-by-step explanation:

Since there are 6 times as many goldfish as guppies, then. Now 3 + 18 = 21 the total fish in the tank. Hence there are 3 guppies and 18 goldfish. and 18 - 3 = 15, thus there are 15 more goldfish than guppies.

SOMEONE HELP PLEASE.............

What is the x-coordinate of the solution of the following system of equations?

3x + y = 6
x - y = 6

A. -3
B. 0
C. 3​

Answers

Answer:

(3,-3) or x = 3

Step-by-step explanation:

I solved this problem with the help of graphing, you would start by sketching each equation. The x-value of the point where both equations intersect would be solution to your equations.

You pick a card at random 6,7,8,9. What is P (8)?

Answers

Answer:

1/4

Step-by-step explanation:

How would the underline look like

Answers

Answer:

the correct answer is C

Find the area of a square with a side of length 2 Square root of 3+6 square root of 7 inches

Answers

Answer:

(264+24√21) in²

Step-by-step explanation:

Area of a square = Length * Length

A = L²

Given the length of a square as [tex]2\sqrt{3}+6\sqrt{7}[/tex] inches' The area of the square will be calculated as shown;

[tex]A = (2\sqrt{3}+6\sqrt{7})^2\\\\A = (2\sqrt{3}+6\sqrt{7})(2\sqrt{3}+6\sqrt{7})\\\\A =(2\sqrt{3})(2\sqrt{3})+(2\sqrt{3})(6\sqrt{7})+(6\sqrt{7})(2\sqrt{3})+(6\sqrt{7})(6\sqrt{7})\\\\A = 4\sqrt{9}+12\sqrt{21}+12\sqrt{21}+36\sqrt{49}\\\\A = 4(3)+24\sqrt{21}+36(7)\\ \\A = 12+24\sqrt{21}+252\\\\A = 264+24\sqrt{21}[/tex]

Hence the area of the square is (264+24√21) in²

What is the solution set for 8(2−h)>−3h−4?

Answers

Answer:

h < 4

Step-by-step explanation:

Simplify both sides

-8h + 16 > -3h - 4

Add 3h to both sides

-5h + 16 > -4

Subtract 16 from both sides

-5h > -20

Divide both sides by -5

-20 divided by -5 = 4

Since you divided by a negative number, you change the inequality sign to < instead of >

Solve the equation, 5- 2y = –8

Answers

Answer:

Step-by-step explanation:

5 - 2y = - 8

Subtract 5 from both sides

-2y = - 8 - 5

-2y = - 13  

Divide by - 2

-2y/-2 = - 13/-2

y = 6 1/2 or 6.5

The sum of two numbers is 91.one is 37 more than the other.Find the numbers

Answers

Step-by-step explanation:

Hey there!!

Here, According to the question;

Let one number be x then another number will be x+37. (as one number is 37 more than other number. )

Now,

Their sum is 91.

It would be like;

[tex]x + (x + 37) = 37[/tex]

[tex]2x + 37 = 91[/tex]

[tex]2x = 91 - 37[/tex]

[tex]x = \frac{54}{2} [/tex]

Therefore the value of x is 27.

So, one number is 27 and another number is 64.

Hope it helps....

Solve the equation . Check your solution

Answers

Answer:

x=48/8=6

Step-by-step explanation:

simple form

8x-48=0

fractionized

8(x-6)=0

ILL MARK BRAINLIST !! SHOW WORK

Answers

Answer: Here is your answer dude

scientific notation

Answers

Answer:

1.45

Step-by-step explanation:

not sure but trying to help :)

4|m-n| if m= -7 and n=2

Answers

4|-7-2| = 4|-9| = 4x9 = 36

Solve the following (x+y+z)(x-z)^2

Answers

Hey there!

ANSWER: [tex]x^2y-2xyz+yz^2+x^3-x^2z-xz^2+z^3[/tex]EXPLANATION:

[tex](x+y+z)(x-z)^2[/tex]

Simplify.

[tex]x^2y-2xyz+yz^2+x^3-x^2z-xz^2+z^3(ANSWER)[/tex]

Hope this helps!

[tex]\text {-TestedHyperr}[/tex]

Step-by-step explanation:

x³+yx²+zx²-2x²z-2xzy-2xz²+x²z-z²y+z³

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