To say that $\displaystyle {\left|{x}-{7}\right|}\leq{3}$ is the same as saying $\displaystyle {x}$ is in the closed interval $\displaystyle {\left[{A},{B}\right]}$
where $\displaystyle {A}$ is: Preview Question 6 Part 1 of 2  


and where $\displaystyle {B}$ is:Preview Question 6 Part 2 of 2