If a, b, and c are all positive numbers, explain a + b+ (-c)

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Which of the following is the sum of 3 1/6 + 6 3/8?