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velikii [3]
3 years ago
7

12n²-4mn factorise completely

Mathematics
1 answer:
Taya2010 [7]3 years ago
8 0

Answer:

4n (3n - m)

Step-by-step explanation:

See what they both have, pull it to the outside, put what is left inside.

4n (3n - m)

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Skis at a sports store near Snow Summit are on sale for $475. If the original price was $500,what discount rate(percent change)
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Answer: 5%

Step-by-step explanation:

Hi to answer this question, first we have to calculate the discount amount:

Original price - sale price

500-475 =25

Now, the original price (500) multiplied by the percent discount in decimal form (x) must be equal to the discount amount (25)

500x =25

Solving for x

x =25/500 =0.05

Multiply it by 100 to express in percentage form.

0.05 x 100 = 5%

Feel free to ask for more if needed or if you did not understand something.

5 0
4 years ago
Please help me with this math problem <br>Evaluate C/2 - 3 + 6/D when c=14 and d=3
lbvjy [14]

\frac{c}{2}  - 3 +  \frac{6}{d }  =  \\  =  \frac{14}{2}  - 3 +  \frac{6}{3}  =  \\  = 7 - 3 + 2 =  \\ =  6
7 0
4 years ago
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Fgh is a right triangle
umka21 [38]
Can you clarify or add a picture? 
6 0
3 years ago
You have ​$95 in your bank account. Each week you plan to deposit ​$9 from your allowance and ​$10 from your paycheck. The equat
kotykmax [81]

Answer:

7 weeks

Step-by-step explanation:

b​=95+(10+9​)w

Combine like terms

b​=95+(19​)w

Let b = 220

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Subtract 95 from each side

220-95 = 19w

125 = 19w

Divide each side by 19

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6.578947368

Round up

After 7 week

8 0
3 years ago
In math i have to find the percent cost of 6 prices but i'm not sure how to.
tresset_1 [31]
My answer got deleted for some reason, so here we go again. To convert a number to a percent, you multiply the number by 100. So if you had the number 2.4, you would multiply it by 100 to get 240%. After multiplying it by 100, simply add a percent sign, and you're done! 
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3 years ago
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