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The variables y and x have a proportional relationship, and y = 15 when x = 3. What is the value of x when y = 4?

The variables y and x have a proportional relationship, and y = 15 when x = 3. What is the value of x when y = 4?
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The variables y and x have a proportional relationship, and y = 15 when x = 3. What is the value of x when y = 4?

asked
User Bob Lee
by
8.5k points

1 Answer

4 votes

Answer:

first equation:

y=kx

15=3(k)

k=5

second equation:

4=5x

x=4/5

Explanation:


answered
User Christian Nilsson
by
7.5k points
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