2 n/3 would be the closest answer although it looks as if the 2 is supposed to be multiplied by n/3 which would lead me to write it as 2(n/3)
His total pay was $997.
We use the equation
y=150+0.14x
to represent this, were y is his total pay and x is the amount of sales he has. Using our information, we have
y=150+0.14(6050) = 150+847 = 997