if Y varies directly as X and Y=10 when x=14, find the constant and write an equation to represent the relationship.

Question

algerbra 2 direct variation

Answer 1

y varies directly as x

y = kx

 

10 = 14k

k = 10/14 = 5/7

 

y = (5/7)x

 

The constant of proportion is k = 5/7