SOLUTION: In each of the following equations, state whether y varies directly as x, inversly as x, or neither directly nor inversly as x. a. 7xy=14 b. x-2y=12 c. -2x+3y=0 d. x=3/4y e.

Algebra ->  Rational-functions -> SOLUTION: In each of the following equations, state whether y varies directly as x, inversly as x, or neither directly nor inversly as x. a. 7xy=14 b. x-2y=12 c. -2x+3y=0 d. x=3/4y e.      Log On


   

Question 271198: In each of the following equations, state whether y varies directly as x, inversly as x, or neither directly nor inversly as x.
a. 7xy=14
b. x-2y=12
c. -2x+3y=0
d. x=3/4y
e. x/y=2
Answer by jsmallt9(3758) About Me  (Show Source):
You can put this solution on YOUR website!
Solve each equation for y. Then, if the other side looks like:
  • kx or x/k where k is any number, then y varies directly as x.
  • k/x then y varies inversely as x
  • anything else then the answer is "neither"