3 years ago

Suppose y varies directly as x. if y = 3 when x = 15, find when y = 5.

Mathematics

1 answer:

julia-pushkina [17]3 years ago

4 0

Answer:

X = -9

Step-by-step explanation:

y = k X for some fixed number constant k.

-5 = k (15)

k = -5/15 = -1/3

So y = (-1/3)X

When y = 3 ---> 3 = (-1/3)X

X = -9

You might be interested in

HELP ASAP LIKE I'M WORKING ON IT RN!!!

Rainbow [258]

A. It is always true
B. -4*6=-24
3*-7=-21

C. Whenever you have a negative being multiplied by a positive the product is always negative

4 0

3 years ago

Read 2 more answers

14. A group of crafters is collecting data on the amount of yarn they use for each scarf knitted. Each person collected 12 piece

fgiga [73]

Answer:

D. There is not enough information to make a conclusion about the population mean.

Step-by-step explanation:

One of the crafters Chris has a sample means of 200. This means that the average amount of yarn Chris used is 200 meters. Yet there is nothing else given about the other crafters, hence it is impossible to draw a conclusion.

5 0

3 years ago

The Long Term Parking sculpture in South Korea contains 60 cars embedded in concrete. It is 65.6 feet high. How tall is the Long

Daniel [21]

65 $\frac{6}{1}$

4 0

3 years ago

Plz help bro plz!!!!!

sergejj [24]

Answer:

The answer is 65 I think

Step-by-step explanation:

3 0

3 years ago

I need help to find the area

leonid [27]

Answer: multiply the two values to get the area

Step-by-step explanation:

Pls put me as brainliest

4 0

4 years ago

Read 2 more answers

Suppose y varies directly as x. if y = 3 when x = 15, find when y = 5.​

Suppose y varies directly as x. if y = 3 when x = 15, find when y = 5.