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erastovalidia [21]
3 years ago
7

What is the solution to the system of equations below? y= -6x-10 and y= 1/2x-21

Mathematics
2 answers:
yawa3891 [41]3 years ago
8 0
You have to plug in one of the y for y = and then solve the equation .
sergey [27]3 years ago
3 0

Answer:A (2,-22)


Step-by-step explanation:


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katrin [286]
If you have a slope of -4 then it would be -4/1 because rise/run. If it were -4/-1 then the slope would be 4.
3 0
3 years ago
What is the slope of the graph?
ICE Princess25 [194]
It’s has to be -3 letter A…….
8 0
2 years ago
(-1 2/3) to the third power
Drupady [299]

Answer:

-4\dfrac{17}{27}

Step-by-step explanation:

We are asked to calculate the value of -1\dfrac{2}{3} to the third power.

Now, (-1\dfrac{2}{3})^{3}  

= (-\dfrac{5}{3} )^{3}

= (-\dfrac{5}{3} ) \times (-\dfrac{5}{3} )\times (-\dfrac{5}{3} ) { Since we know, a³ = a × a × a }

= -\dfrac{5^{3} }{3^{3} } { Since the product of three negative numbers is also negative }

= -\frac{125}{27}

= -4\dfrac{17}{27} ( Answer )

7 0
3 years ago
Given the weekly demand curve of a local wine producer is p= 50-0.1q, and that the total cost function is c= 1500+ 10q, where q
Mamont248 [21]

Answer:

Step-by-step explanation:

From the given information:

a) To express the weekly profit as a function of price

Cost =C(q) = 1500 + 10q

Revenue = p×q = (50 − 0.1q)×q = 50q - 0.1q²

Revenue = 50q - 0.1q²

Weekly profit = Revenue - Cost

P(q) = (50q -0.1q²) - (1500 + 10q)

P(q)= -0.1 q² + 40 q - 1500  

However, q = 500 - 10 p using p = 50 − 0.1q

P= -0.1 (500 - 10 p)² + 40 (500 - 10 p) - 1500

P= -10 p² + 600 p - 6500

b)

The price at which the bottle of the wine must be sold to realise a maximum profit can be determined by finding the derivative and then set it to 0  

P' = 0

= -20p+600 = 0

20p = 600

p = 600/20

p = $30

c)

The maximum profit that can be made by the producer is:

P= -10(30)² + 600(30) - 6500

P = - 9000 + 18000 - 6500

P = $2500

5 0
3 years ago
Use the drop-down menus to choose steps in order to correctly solve<br> 4k−6=−2k−16−2 for k.
stich3 [128]

Answer:

<em>down menus to choose steps in order to correctly solve</em>

<em>down menus to choose steps in order to correctly solve4k−6=−2k−16−2 for k.</em>

5 0
3 years ago
Read 2 more answers
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