What is the greatest common factor of 16 and 48?

An equation is shown below: 3(4x − 2) = 1 which of the following correctly shows the first two steps to solve this equation?

Hannah is 3 years older than twice her brother joey’s age. joey is 2 years old. how old is hannah? show all of your work! the number of students is five more than seven times the number of teachers. there are 10 teachers. how many students are there? be sure to show all of your work!

This is about circle theorems. someone asap : (