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IrinaVladis [17]
3 years ago
15

25 POINTS!!!

Mathematics
2 answers:
IrinaVladis [17]3 years ago
6 0
The answer should be D) x = 9.
shusha [124]3 years ago
4 0

Answer:

x=-9/7

Step-by-step explanation:

In this problem, the trick is to make all the denominators equal.

It will be tricky but remember that you can use factoring to equal them out.

And when you get that done, you ignore the denominators and just solve for x.

I would lovee brainliet answer though, so yea... And btw I took the test already and got it correct :)

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What is the surface area of the figure below? Round your answer to the nearest whole number.
Strike441 [17]

Answer:

I believe the answer is C. 674 because the surface area of the pyramid is approx. 682.64569.

Step-by-step explanation:

I'm sorry I could be of more help.

3 0
3 years ago
Read 2 more answers
If Sarah has 30 bills in her wallet worth $240, all fives and tens, how many of each bill does she have? help
Ivenika [448]

Answer:

12 fives and 18 tens

Step-by-step explanation:

solving this we need 2 different equations

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x+y=30

that is total bills

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combining both equations we can use elimination method and get

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5 0
3 years ago
I don’t know how to do this. can someone please help me :)
Kaylis [27]
The surface area of a cylinder is the sum of the area of the two ends and the lateral area.
.. surface area = 2*(end area) +(lateral area)
.. = 2*(π*r^2) +(2π*r*h)
.. = 2π*r*(r +h)
.. = 2*3.14*(8 in)*(8 in +8 in)
.. = 3.14*256 in^2
.. ≈ 803.8 in^2

The 3rd selection is appropriate.
8 0
4 years ago
In an orchard, there are 17 apple trees, 28 orange trees, and a cherry tree. What is the ratio of apple trees to cherry trees?
Stella [2.4K]

Answer:

17:1

Step-by-step explanation:

there are 17apple trees n one cherry tree that's y it's 17:1 'a'means 1

6 0
3 years ago
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How to simplify integers
lina2011 [118]
I don't think that you can. Integers are either positive or negative real numbers without decimals, so there isn't anything to simplify.
8 0
3 years ago
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