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g100num [7]
2 years ago
6

Create a system of equations for this situation. A store sells bracelets for $10 and rings for $15. On Monday they sold 30 items

. When they counted the money they made $450. Do not solve, just create the system.
Mathematics
1 answer:
Contact [7]2 years ago
7 0

Answer:

10x + 15y = 450

Step-by-step explanation:

A store sells bracelets for $10 and rings for $15.

Sold 30 items.

They counted the money they made $450.

x = bracelets

y = rings

10x + 15y = 450

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Step-by-step explanation:

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V=\pi (3)^2 (11)

V=99\pi

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3 years ago
Someone please answer this, ill give you brainliest and your getting 100 points.
andrew11 [14]

Answer:

Step-by-step explanation:

First sequence : 10,9.5,9,8.5,...

Let's see the difference between 2 numbers :
10 - 9.5 = 0.5
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9 - 8.5 - 0.5

So on and so on. So, the common difference between these numbers are 0.5

Next sequence : 200,100,50,25, ...

We see, to get from one number to another, we divide it by 2 / multiply it by 1/2.

200 x 1/2 = 100
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6 0
2 years ago
Read 2 more answers
ASAP, NEED HELP ASAP
Ivanshal [37]

Answer:

OPTION C

Step-by-step explanation:

If SOLUTION A has 4 cups then SOLUTION B has 2. If SOLUTION A has 8 then SOLUTION B has 4.

Note that for every 2 cups of Solution A, we have 1 cup of Solution B.

So, OPTION A is incorrect.

If there are 4 cups of Solution A, then there are 4 + 2 cups in total.

That means the ratio of cups of SOLUTION  A to the total number of cups is:

4 : 6 = 2 : 3

Similarly, 8 : 12 = 2 : 3

And, 12 : 18 = 2 : 3

And, 16 : 24 = 2 : 3

So, we see that the ratio is 2 : 3.

Therefore, OPTION C is the correct answer.

6 0
3 years ago
What is the difference when 2x - 5 is subtracted from x + 4
coldgirl [10]

Answer;

-x-1

Step-by-step explanation:

x +4

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am not sure check if my answer is correct

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3 years ago
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