If tan0 = 12/5 and cos0 = -5/13, then what is sin0?

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?