What is the constant of variation for xy=12

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

When only separate discreet points are graphed it is called?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76