Find the complement of the set. {xlx is a whole number less than 7} if U is the set of all whole numbers​

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

5/6+7/8what is the answer sealsdbdbshd

Which number completes the inequality? 2/3 < _ < 7/9