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Pie
3 years ago
15

C) 25 + (-10) – 3 x [2 – (-2)]​

Mathematics
2 answers:
Alexxx [7]3 years ago
6 0

Answer:

3

Step-by-step explanation:

25 - 10 -3 × [2-(-2)]

25 - 10 -3 × (2+2)

25 - 10 -3 × 4

25 - 10 - 12

3

Marianna [84]3 years ago
3 0

Answer:

i don't really know if it's correct 25-10-6x-2x

15-8x

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A dog breeder plans to mix two types of food to make a mix of low cost
lys-0071 [83]

Answer:

  • 3.75 bags of ChowChow
  • 0.75 bags of Kibble

Step-by-step explanation:

The constraints on protein, minerals, and vitamins give rise to the inequalities ...

  40c +30k ≥ 150 . . . . . . required protein

  20c +20k ≥ 90 . . . . . . required minerals

  10c +30k ≥ 60 . . . . . . . required vitamins

And we want to minimize 10c +12k.

The graph shows the vertices of the feasible region in (c, k) coordinates. The one that minimizes cost is (c, k) = (3.75, 0.75).

To minimize cost, the daily feed should be ...

  • 3.75 bags of ChowChow
  • 0.75 bags of Kibble

Daily cost will be $46.50.

5 0
3 years ago
How do I simplify this?
ololo11 [35]
Don't get too involved in the 'simplify' part just yet.
It doesn't mean make the problem easier.
It means that when you have the answer, make sure it's in simplest form.
That's why it says "Simplify your answer".
Notice that that's the 2nd instruction.
There's nothing to simplify until you have an answer.

The first thing you have to do here is find the area of a triangle.
Do you remember that formula ? 
I'll bet you do.
The area of a triangle is            (1/2) · (length of the base) · (height)  .

The height and the length of the base are given, right there
in the picture.  Take those, and use them to find the area.

Once you've multiplied the binomials, don't forget about the (1/2).

Finally, you have a trinomial for an answer.
Put the big sweet cherry on top:  Factor it !
I think that's the 'simplify' part.

You may be surprised.
I was when I worked it out just now ... just for you.
5 0
3 years ago
Find the point, M, that divides segment AB into a ratio of 5:5 if A is at (0, 15) and B is at (20, 0).
Airida [17]

C

a ratio of 5 : 5 simplifies to 1 : 1, which basically means we require the midpoint of the line segment

using the midpoint formula

M = [\frac{1}{2} (0 + 20 ), \frac{1}{2} (15 + 0)] = (10, 7.5 )


5 0
3 years ago
Read 2 more answers
Can someone help me with my homework...? Its about graphing functions and tables, I'll post it right now! But can someone who kn
sergejj [24]

Answer:

sure where is the attachment?

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Need help thanks please :)
Nadya [2.5K]

Answer:

t:

\infty , -  \infty

meaning any number can substitute t and it would be the same answer.

7 0
3 years ago
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