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vlada-n [284]
3 years ago
5

Find the sum of an AP sequence 6,2,-2,-6,-10..... up to 20 terms

Mathematics
1 answer:
gtnhenbr [62]3 years ago
4 0

Answer:

-640

Step-by-step explanation:

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the left side 1 does not equal to the right side 3 which means that the given statement is false.

Step-by-step explanation:

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Answer:

  • p = 3/10

Step-by-step explanation:

<u>Given equation:</u>

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2 years ago
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Deon has to buy all the butter she needs to make 60 biscuits. She buys the butter in 250 g packs. (b) How many packs of butter d
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Answer:

200g of sugar, 600g of flour, 400g of butter

Step-by-step explanation:

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4 x 150g = 600g of flour

4 x 100g = 400g of butter

                                                                                                           

                                                                                                       

7 0
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there are 20 students in the group , 15 from them are athletes. it is taken for competition 10 students. find the probability th
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Dafna1 [17]

Answer:

x = 15

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Step-by-step explanation:

X-4y=7 | ×6 |

-6x-3y=12 | ×1 |

6x - 24y = 42

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x - 8 = 7

x = 7 + 8

x = 15

3 0
3 years ago
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