Jacob is asked to solve the problem below: Kayla is 9 years older than twice Hannah's age. If the difference in their ages is 16, how old is Kayla? How old is Hannah?

Here is a system that represents the relationship:

k = 2h + 9

k - h = 16

Jacob finds Hannah's age to be 16 years. Is he correct?

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

If sin(x) = 0 and cos(x) = 1, what is tan(x)?