Asked by Anonymous
The variables y and x have a proportional relationship, and y = 7 when x = 2.
What is the value of x when y = 21?
What is the value of x when y = 21?
Answers
Answered by
JAC OB254
y is directly proportional to x
y=kx where k is a constant
7=2k
k=7/2
therefore, y=7/2x
21=7/2x
x=21×2/7
x=6
y=kx where k is a constant
7=2k
k=7/2
therefore, y=7/2x
21=7/2x
x=21×2/7
x=6
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.