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Paul [167]
4 years ago
5

If 39 x 100 =x2 whats 9x199=x3???

Mathematics
1 answer:
zlopas [31]4 years ago
5 0

Answer:

1) is x2=x=1950

2) x3=x=597

Step-by-step explanation:

39*100=3900

3900/2=1950 x2=x=1950

the next one is 9*199=1791

1791/3=597 x3=x=597

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I= $169.67,P= $2000,t= 8 months
olga55 [171]

If ur trying to find the rate its 12.7252%

Step-by-step explanation:

3 0
3 years ago
Christov and Mateus gave out candy to children on Halloween. They each have out candy at a constant rate, and they both gave awa
padilas [110]

Answer: 1) Both gave same number of candies to each child.

2) Christov gave candy to a greater number of children.

Step-by-step explanation:

Since, Christov initially had 300 pieces of candy, and after he was visited by 17 children, he had 249 pieces left.

Let he gave x candy to each student when he visited 17 children.

Then, 17 x + 249 = 300

⇒ 17 x = 51

⇒ x = 3

Since, he distributes candies in a constant speed.

Therefore, his speed of distribution = 3 candies per child

Now,The function that shows the remaining number of candies Mateus has after distributing candies to n children,

C(n)=270 - 3 n

Initially, n = 0

C(0) = 270

⇒ Mateus has initial number of candies = 270

When he gave candies to one child then remaining candies = 270 - 3 × 1 = 267

Thus, the candies, get by a child from Mateus = 270 - 267 = 3

Since, he distributes candies in a constant speed.

⇒ His speed of distribution = 3 candies per child

1) Therefore, Both Christov and Mateus have same speed of distribution.

2) Since, both have same seed.

⇒ The one who has greater number of candies will be distribute more.

⇒ Christov will give more candies.


8 0
3 years ago
14) Simplify: -2x(3 - 5x)
harina [27]

Answer:

-6x +10x= 4x

Step-by-step explanation:

-2x(3 - 5x)

-6x +10x= 4x

3 0
3 years ago
Find the amount of time.<br><br> I=$450, P=$2400, r=7.5%
Aliun [14]
2.5 years
~You need to set this problem up in the I=PRT form. This should be your formula then, 450=2400(.075)(t). Then do 2400 times .075 and then times that by t which equals 180t. To get rid of that t then take 450 divided by 180 and you get 2.5. Remember when working with rates put them in decimal form also but your time in years.

I hope this helps you:)
3 0
3 years ago
Another geometry question♥♥
storchak [24]
Set the 2x - 1 equal to 9 then work backwards. 2x - 1 = 9 Nine minus one is eight divided by two is four. X = 4
4 0
3 years ago
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