In the figure, Without a tax, the equilibrium price and quantity are
a. $16 and 300.
b. $10 and 600.
c. $10 and 300.
d. $6 and 300.

I just need an explanation how to solve this.

In the figure Without a tax the equilibrium price and quantity are a 16 and 300 b 10 and 600 c 10 and 300 d 6 and 300 I just need an explanation how to solve th class=