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mars1129 [50]
3 years ago
14

I’m so confused can somebody help me

Mathematics
1 answer:
Setler [38]3 years ago
6 0

Answer:

25

Step-by-step explanation:

"y varies inversely with x" means:

y = k / x

where k is a constant.

When x = 5, y = 10.

10 = k / 5

k = 50

y = 50 / x

When x = 2:

y = 50 / 2

y = 25

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Determine the correct equation used in order to solve the problem "The number 24 is what percent of the number 40?"
lions [1.4K]

The correct equation that represents the expression "The number 24 is what percent of the number 40?" is as shown below;

The the unknown number in percent be 'x'

x percent of number 40 is expressed as;

x% of 40

x/100 of 40

If 24 is equal to the expression above, then the final equation will be expressed as;

24 = x/100 of 40

24 = 40x/100

24 = 0.4x

Rearrange

0.4x = 24

Hence the correct equation used to solve the problem is 0.4x = 24

4 0
1 year ago
Abby wants to know the value of n in the equation 7.913×n=791.3.What value for n makes the equation true
RUDIKE [14]
The answer is 100. If you divide 791.3 by 7.913 you get 100. Then multiply 100  by 7.913 and the answer is 791.3. Hope this helps!
5 0
3 years ago
The ratio of 2/3 to 3/8 is...
Zolol [24]

The ratio of 2/3 to 3/8 is...

(2/3) / (3/8) = (2 x 8) / (3 x 3) = 16/9

3 0
3 years ago
(4x+2y-6z) + (5y-2z+7x) + (-9z-2x-3y)
Free_Kalibri [48]

Answer:

9x+4y-17z

Step-by-step explanation:

first open brackets with d signs

dat is= 4x+2y-6z+5y-2z+7x-9z-2x-3y

collect like terms and = 4x+7x-2x+2y+5y-3y-6z-2z-9z= 9x+4y-17z

7 0
4 years ago
Miranda and Luci went out to dinner. They each ordered the same sandwich and drink, and they left the same amount of tip. Howeve
dlinn [17]
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(I JUST GUESSED. IM VERY DUMB, SO DO NOT TRUST THIS ANSWER.
8 0
3 years ago
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