Solve the system of equations 5c+4p=18.40, 2c+4p=11.20

Answers

Answer 1

Answer:

c=2.4, p=1.6

Step-by-step explanation:

Answer 2
The person above me was right!

Related Questions

The equation of line Q is y = -8/9x + 1/6 line r is parallel to line q what is the slope of line r

Answers

Slopes of parallel lines are equal. So slope of line r = -8/9

Hello.

Parallel lines have the same slope.

If the given line has a slope of [tex]\displaystyle-\frac{8}{9}[/tex], then the line parallel to it has the same slope.

Thus, line r has a slope of [tex]\displaystyle-\frac{8}{9}[/tex].

I hope it helps.

Have a great day.

[tex]\boxed{imperturbability}[/tex]

Using the order of operations, what should be done first to evaluate 6 + StartFraction (negative 5 minus 7) over 2 EndFraction minus 8 (3)

Answers

9514 1404 393

Answer:

  evaluate inside parentheses

Step-by-step explanation:

It looks like you want the value of ...

  [tex]6+\dfrac{(-5-7)}{2}-8(3)[/tex]

The operations inside parentheses (-5-7) are performed first. Then the division and multiplication in order left to right. Finally, the subtractions are done left to right.

  [tex]6+\dfrac{-12}{2}-8(3)=6-6-8(3)=6-6-24=0-24=-24[/tex]

Answer:

subtract 7 from -5

12/11 - (-2/3)= what is the answer

Answers

Answer:

58/33 or 1.75

Step-by-step explanation:

Packs of soda are on sale at the supermarket this week. The sign says that it cost $13 for 4 packs. How much do 3 packs of soda cost?

Answers

Answer:

9.75 dollars

Step-by-step explanation:

13/4=3.25x3=9.75

Answer:

The answer is $9.75

Step-by-step explanation:

take $13 and divide by 4 to get the unit price, then you multiply by 3 to get what you want to know..

= $9.75

The dimensions of a rectangular flower bed on a sketch are 4 cm by 6 cm. In real life, the shorter side of the flower bed is 5 m. Find the length of the longer side.

Answers

Answer:

125.15

Step-by-step explanation:

Just do it!

What is the distance between the top of the fishing pole 8 1/2 feet and the fish 4 1/2 feet

Answers

Answer:

4 feet

Step-by-step explanation:

Why? because we can simply just type it and look at it in a more simple way

[tex]8\frac{1}{2}[/tex] - [tex]4\frac{1}{2}[/tex]= 4

Because 4 is the difference.

4 is the difference between [tex]8\frac{1}{2}[/tex] and [tex]4\frac{1}{2}[/tex].

Hope this helps!

Have a nice day!

If you find my answer helpful

Pls consider marking my answer as Brainliest! It would mean a lot!

A fraction is a way to describe a part of a whole. The distance between the top of the fishing pole and the fish is 13 feet.

What is a Mixed Fraction?

A mixed fraction is a fraction that contains a whole number and a fraction whose denominator is greater than the numerator. A mixed fraction can be converted as,

2 1/2

= (2×2 + 1)/2

= 5/2

= 2.5

Given that the distance between the surface of the water and the top of the fishing pole is 8 1/2 feet, while the distance between the surface of the water and the fish is 4 1/2 feet.

Therefore, the distance between the top of the fishing pole and the fish is the sum of the distance between the surface of the water and the top of the fishing pole and the distance between the surface of the water and the fish.

Now, the distance between the top and the fish is,

Distance = (8 1/2) feet + (4 1/2) feet

Converting Mixed fractions to fractions,

              = (8×2 + 1)/2  +  (4×2 + 1)/2

              = 17/2 + 9/2

              = (17+9)/2

              = 26/2

              = 13 feets

Hence, the distance between the top of the fishing pole and the fish is 13 feet.

Learn more about Fraction here:

https://brainly.com/question/1301963

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star wars fans unite!

Answers

Answer:

WASSUP!

Step-by-step explanation:

BABY YODA ADORABLE!

Answer: Luke sky walker

Step-by-step explanation:

Determine the resulting polynomial:
f(x) = -9x + 4
g(x) =
-22
10x - 7
Find: f(x) · g(x)

Answers

I have rewritten the expression for g(x) as shown below.

Answer:

[tex]f(x)*g(x)=18x^3-98x^2+103x-28[/tex]

Step-by-step explanation:

Product of polynomials

Given

[tex]f(x)=-9x+4[/tex]

[tex]g(x)=-2x^2+10x-7[/tex]

Note: This function has been rewritten to make it a correct polynomial expression.

Find f(x)*g(x)

We'll apply the distributive property:

[tex]f(x)*g(x)=(-9x+4)*(-2x^2+10x-7)[/tex]

[tex]=18x^3-8x^2-90x^2+40x+63x-28[/tex]

Simplifying:

[tex]\boxed{f(x)*g(x)=18x^3-98x^2+103x-28}[/tex]

What is the slope of the graph? (If your answer is not a whole number enter as a fraction rounded to the nearest tenth)

Answers

Answer:

3/2

Step-by-step explanation:

rise/run

3/2

its not going down so its positive

Department A had a beginning inventory balance of 25 units which were 40% complete. During the accounting period, the department started an additional 275 units and had an ending balance of 50 units which were 20% complete. Using FIFO, the equivalent units of production is units.

Answers

Answer:

250

Step-by-step explanation:

A 30oz bottle of a particular juice contains 18oz of water. What percent of this drink is water?

Answers

Answer:

my name is jeff

Step-by-step explanation:

... The square below represents one whole. What percent is represented by the shaded area?​

Answers

Answer:

The percentage is 85%.

Step-by-step explanation:

You can count the shaded squares individually, but I count the rows that are shaded, and then subtract by the squares that aren't shaded in.

The cost of spare parts per machine are normally distributed with a population standard deviation of 158 dollars and an unknown population mean. If a random sample of 23 machines is taken and results in a sample mean of 1790 dollars, find the error bound (EBM) of the confidence interval with a 98% confidence level

Answers

Answer:

The 98% confidence interval is [tex] 1713.23 <   \mu  <  1866.76 [/tex]

Step-by-step explanation:

From the question we are told that

   The population standard deviation is  [tex]\sigma = 158[/tex]

    The sample size is  n  =  23

    The sample mean is  [tex]\= x = 1790 \ dollars[/tex]

From the question we are told the confidence level is  98% , hence the level of significance is    

      [tex]\alpha = (100 - 98 ) \%[/tex]

=>   [tex]\alpha = 0.02[/tex]

Generally from the normal distribution table the critical value  of  [tex]\frac{\alpha }{2}[/tex] is  

   [tex]Z_{\frac{\alpha }{2} } =  2.33[/tex]

Generally the margin of error is mathematically represented as  

      [tex]E = Z_{\frac{\alpha }{2} } *  \frac{\sigma }{\sqrt{n} }[/tex]

      [tex]E = 2.33 *  \frac{158 }{\sqrt{23} }[/tex]

      [tex]E =76.76 [/tex]

Generally 98% confidence interval is mathematically represented as  

      [tex]\= x  -E <   \mu  <  \= x  +E[/tex]

       [tex]1790  -76.76 <  \mu  <  1790  +76.76  [/tex]

        [tex] 1713.23 <   \mu  <  1866.76 [/tex]

If I simplify 3/7 to 1/7 and multiply to 2/9 what did I do wrong

Answers

Answer:

Read the explanation

Step-by-step explanation:

You cannot simplify 3/7 to 1/7. 3/7 is 3/7 and cannot be changed unless added, subtracted, divided, or multiplied. 1/7 x 2/9 is 2/63

3/7 x 2/9 is 6/63

What is the measure of F

Answers

D would be the answer I’m pretty sure

Answer:

degrees

Step-by-step explanation:

right for ap-ex

7n - 5 = 6n + 8
answers plss

Answers

Answer:

n=13

Step-by-step explanation:

7n-5=6n+8

-6n -6n

n-5=8

 +5 +5

n=13

Who won more games 7/10 or 2/5

Answers

Answer:

7/10

Step-by-step explanation:

Use an addition or subtraction formula to find the exact value of sin(19π/12)=−\sqrt{A}(\sqrt{B}+1)/4.
A,B=?

Answers

Answer:

[tex]B = {(\frac{4A \times sin( \frac{19π}{12})}{\sqrt{A}})}^{2} + 1[/tex]

Step-by-step explanation:

[tex]sin(19π/12)=−\sqrt{A}(\sqrt{B}+1)/4A \to \\ \\ sin( \frac{19π}{12})=− \frac{\sqrt{A}(\sqrt{B}+1)}{4A}

\\ \\ \sqrt{A}(\sqrt{B}+1) = 4A \times sin( \frac{19π}{12}) \\ \\ (\sqrt{B}+1) = \frac{4A \times sin( \frac{19π}{12})}{\sqrt{A}} \\ \\ B = {(\frac{4A \times sin( \frac{19π}{12})}{\sqrt{A}})}^{2} + 1[/tex]

♨Rage♨

HELP!!!
what is 4.23 divided by 0.012 ??????????

Answers

Answer:

352.5

or

705/2​

Step-by-step explanation:

4.23 ÷ 0.012 = 352.5

352.5 × 0.012 = 4.23

When 4.23 is divided by 0.012, we get 352.5.

What is Division? What is division algorithm?

Division in maths is the process of breaking a number up into equal parts, and finding out how many equal parts can be made. The division algorithm says when a number [a] is divided by [b], it will give quotient as [q] and remainder [r], then the following relation exist between a, b, q and r as -

a = bq + r

Given are two decimal numbers 4.23 and 0.012 such that → 4.23 divided by 0.012.

Assume that the number -

A = 4.23

B = 0.012

We have to find A/B, therefore, we can write -

A/B = 4.23/0.012A/B = 423000/1200 = 4230/12 = 352.5

Therefore, when 4.23 is divided by 0.012, we get 352.5 as the result.

To solve more questions on division of decimals, visit the link below-

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Road
James has9 cups of blueberries. He uses 5 cups to make a pie. He uses another 2 cups to make muffins.
How many cups of blueberries does James have left?
Enter your answer as a mixed number in simplest form by filling in the boxes.
8
1
cups
8
1
2
3
4
6

Answers

Answer:

he has 2 cups left

Step-by-step explanation:

(9)  5+2=7(9-7=2)

A line has a slope of -2 and goes through the point (-1, -6). What is the equation of the line, written in point-slope form?

Answers

Answer:

The answer is

[tex] \huge y + 6 = - 2(x + 1) \\ [/tex]

Step-by-step explanation:

To find an equation of a line in point slope form when given the slope and a point we use the formula

[tex]y - y_1 = m(x - x_1)[/tex]

where

m is the slope

( x1 , y1) is the point

From the question we have the final answer as

[tex]y + 6 = - 2(x + 1)[/tex]

Hope this helps you

solve for x
x+11+x+13=22

Answers

Answer:

x=-1

Step-by-step explanation:

x+11+x+13=22

2x+24=22

2x=-2

x=-1

The answer for x+11+x+13=22 is X=-1

Sarah began the school week with $2.60 in her lunch account. She deposited $20 on Monday, and then spent $4.75 each day that week for lunch. what equation was the balance in her lunch account on the end of the day on Friday?

Answers

Answer:

17.85

Step-by-step explanation:

2.60+20= 22.60

22.60-4.75= 17.85

Equations are used to find the unknown quantity.

The equation which represents the total balance in Sarah lunch account on the end of the day on Friday i

        [tex]x=22.6-19\\x=3.6[/tex]

Thus the total balance in her lunch account on the end of the day on Friday is 3.6.

What is equality equation?

The equation which represents the equality between the two expressions. Equations are used to find the unknown numbers.

Given information-

Sarah began the school week with $2.60 in her lunch account.

The amount deposited by the Sarah is $20 on Monday,

The amount spent by the Sarah each day from Thursday to Friday is $4.75.

Suppose the total balance in her lunch account on the end of the day on Friday is [tex]x[/tex].

As the amount in her account was $2.60, when she began the school. The $20 was then deposited. Thus,

[tex]x=2.60+20[/tex]

Now she spent $4.75 each day for the next four days. Thus,

[tex]x=2.60+20-4(4.75)[/tex]

Hence this is the equation which represents the total balance in her lunch account on the end of the day on Friday.

Solve the equation,

[tex]x=22.6-19\\x=3.6[/tex]

Thus the total balance in her lunch account on the end of the day on Friday is 3.6.

Hence,

The equation which represents the total balance in her lunch account on the end of the day on Friday i

        [tex]x=22.6-19\\x=3.6[/tex]

Thus the total balance in her lunch account on the end of the day on Friday is 3.6.

Learn more about the equality equation here;

https://brainly.com/question/860971

in a juice mixture, 750ml of water are mixed with 250ml of juice concentrate. What is the ratio of concentrate to water

Answers

Answer:

1:3

Step-by-step explanation:

What you want to do is solve for how much water will be for one fraction of juice concentrate.

To do that you can divide 750 by 250 to get 3. That means that 3 portions of water to one portion of concentrate would be the ratio.

Hope that helps and have a great day!

Which is the best estimate of the percent? 49% of 598

Answers

Answer:

300

Step-by-step explanation:

PLEASE HELP!!!

Thanks so much

Answers

Answer:

I didn't wrote on the paper but

6 and 18 are corresponding angles. Im sorry i forgot about it.

The table shows the cost of taking a rideshare trip. Which description correctly reflects the way the charges are calculated?

Answers

where is the table and the descriptions

You run 3 1/4 miles as part of your routine. You run 2/5 on a hill. You run down the slope for the last 1/2 mile of the hill. How many miles do you run down the slope?

Answers

Answer:

1 5/8

Step-by-step explanation:

Sorry read it wrong

The problem states that the last HALF of the run was down the slope, therefore the answer would be 1/2 of the total run, 3 1/4.

solve the square root of 245 please
it can't be in no decimal.​

Answers

Answer: About 16

Step-by-step explanation: Since the answer is a decimal 15.652... I rounded up to the nearest whole number which is 16.

I think it’s 16 because I put it in the calculator. Hope this helps!!

In monopoly, what is the difference in price between the least expensive property + the most expensive property

Answers

Answer:

The least amont property and the most amount property

Step-by-step explanation:

one has lest revenue and one you get more revenue

Answer:

$340

Step-by-step explanation:

most expensive property and cost: Boardwalk- $400

least expensive property and cost: Old Kent or Whitechapel Road- $60

equation: $400-$60=?

answer: $340

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