199k views
3 votes
Y is inversely proportional to x. when x=3,y=8. work out the value of y when x=8

1 Answer

5 votes

Answer:

y = 3

Explanation:

given y is inversely proportional to x then the equation relating them is

y = k/× ← k is the constant of variation

To find k use the condition y = 8 when x = 3

k = yx = 8 × 3 = 24

y = 24/× ← equation of variation

When x = 8, then

y = 24/8= 3

User Natasa
by
5.0k points