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vesna_86 [32]
3 years ago
8

Help me with these equations

Mathematics
1 answer:
jenyasd209 [6]3 years ago
4 0

Answer:

8. \frac{8r^{2} }{q^{2} }

10. 12x^{-1} y^{6} z

Step-by-step explanation:

8. \frac{16p^{6}qr^{8}  }{2(p^{2}qr^{2})^{3}  } = \frac{16p^{6}qr^{8}  }{2p^{6}q^{3}r^{6}  }= \frac{8r^{2} }{q^{2} }

10. 4x^{2} y . 3 (-2x^{4} y)^{0} . x^{-3} y^{5} z = 4x^{2}y . 3(1) . \\x^{-3} y^{5}z = \\12x^{-1}yx^{6}z

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500 divides 25 is equal 20
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3 years ago
Pls answer this question
Pavlova-9 [17]

Answer:

Question 37:

B) 21

Step-by-step explanation:

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r=132 / 6.2831853071796

r=21.0084525

Divide 132 by 6.2831853071796

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Note: Hope this Helps!

<em>-kiniwih426</em>

5 0
3 years ago
The next train will arrive in 32 minutes and 30 seconds. In how many seconds will the next train arrive
sineoko [7]
You need to multiply the 30 with the 32
4 0
2 years ago
Read 2 more answers
Trevon and Ming are selling cheesecakes for a school fundraiser. Customers can buy French silk cheesecake and apple cheesecake.
qwelly [4]

The cost of one French silk cheesecake is $5 and one apple cheesecake is $14.

Step-by-step explanation:

Let,

Cost of one French silk cheesecake = x

Cost of one apple cheesecake = y

According to given statement;

8x+y=54     Eqn 1

3x+y=29     Eqn 2

Subtracting Eqn 2 from Eqn 1

(8x+y)-(3x+y)=54-29\\8x+y-3x-y=25\\5x=25

Dividing both sides by 5

\frac{5x}{5}=\frac{25}{5}\\x=5

Putting x=5 in Eqn 1

8(5)+y=54\\40+y=54\\y=54-40\\y=14

The cost of one French silk cheesecake is $5 and one apple cheesecake is $14.

Keywords: linear equation, subtraction

Learn more about linear equations at:

  • brainly.com/question/10250188
  • brainly.com/question/10480770

#LearnwithBrainly

3 0
2 years ago
please answer this with an explanation since my homework requires it thanks and I really appreciate it
cricket20 [7]

Answer:

<h2>D. 10</h2>

Step-by-step explanation:

There are 5 students in each scenario, so we just add 5 and 5 together. The answer is 10.

I'm always happy to help :)

8 0
3 years ago
Read 2 more answers
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