What is the sum of 7/3/16 plus 3/3/4

2-digit numbers less than 91 which are 1 less than a multiple of 10

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

If f(x)=x+7 and g(x)=1/x what is (fog)(x)