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dem82 [27]
2 years ago
5

I need to know how to answer this if someone could explain it step by step thanks!

Mathematics
1 answer:
vlada-n [284]2 years ago
7 0

Step-by-step explanation:

2 \sqrt{7x} .3 \sqrt{14 {x}^{2} }  \\  = 2 \times 3 \sqrt{7x \times 14 {x}^{2} }  \\  = 6 \sqrt{7x  \times 2 \times 7 {x}^{2} }  \\  = 6 \sqrt{2 \times 7 \times 7 \times  {x}^{2} \times x }  \\  = 6 \times 7 \times x \sqrt{2 \times x}  \\  = 42x \sqrt{2x}

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A number added to 3 is equal to negative 5, find the number​
anzhelika [568]

Answer:

-8

Step-by-step explanation:

An equation at represents this situation is:

-5 = 3 + x

Find x by;

-5 - 3 = -8

So x is -8:

-5 = 3 + -8 (TRUE)

Hope this helps

6 0
3 years ago
Read 2 more answers
What is 9/7 times -9/5?
pochemuha

Answer:

- 2 11/35

Step-by-step explanation:

Step 1:

9/7 × - 9/5     Equation

Step 2:

- 81/35      Multiply

Answer:

- 2 11/35       Convert

Hope This Helps :)

8 0
2 years ago
-7(k-8)+2k
Vladimir79 [104]

Step-by-step explanation:

-7(k-8)+2k Use distributive property.

-7k+56+2k Combine like terms.

-5k+56


Mother knows best :)

4 0
3 years ago
What is the gcf of 24a^3c and 3a?
Archy [21]
24a^3c = 3a(8a^2c)

3a = 3a(1)

\text {GCF = }3a
6 0
3 years ago
WHAT IS HELP PLEASE <br><br> 6x2 -2x3 +x4 =?<br> DONT ANSWER TO GET QUICK POINTS
blondinia [14]

Answer:

i told you in the comment it equals 7

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
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