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love history [14]
3 years ago
8

Find an equation in slope-intercept form of the line that has slope –7 and passes through point A(8,-4)

Mathematics
1 answer:
coldgirl [10]3 years ago
5 0

Answer:

y = -7x + 52

Step-by-step explanation:

y = -7x - b

-4 = -7(8)  + b

-4 = -56 + b

52

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Afirm will break even (no profit and no loss) as long as revenue just equals cost. The value of x (the number of items produced
s2008m [1.1K]

Cost function, C(x)=300+15x

Revenue function, R(x) = 30x

Profit function, P(x)=15x-300

Break point x=20.

Fixed cost = $300.

Variable cost = $15.

Price of item = $30.

Let x be the number of items produced and sold.

a) Cost function = Fixed cost + variable cost \times number of items

So, C(x)=300+15x

b) Revenue = Price of an item \times number of items

So, R(x) = 30x

c) Profit = Revenue - Cost

P(x)=R(x)-C(x)

P(x)=30x-300-15x

P(x)=15x-300

d) <u>Break even point</u> R(x)=C(x)

30x=300+15x

30x-15x=300

15x=300

x=20.

So, the product should be produced for 20 or more items.

Learn more about cost function here:

brainly.com/question/13129990?referrer=searchResults

8 0
2 years ago
When shopping, Lucinda spent $48. If the amount she spent was 15% of her savings, how much savings did she have before she shopp
Setler [38]
300*15%=48 there for 300 is your amount of saving before she spent 15% of it

8 0
3 years ago
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Answer:

A

Step-by-step explanation:

The square root of 5 is irrational because it cannot be expressed as a fraction.

Meanwhile, all 3 other answer choices are not irrational because they can be put into fraction form.

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Step-by-step explanation:

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Please Help<br> What is the equation of the line?
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The line doesn’t appear to be moving, so I believe it’s just y=4.

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