How do I solve this?

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

(x-5)1/2+5=2 what is possible solution of this equation

In which quadrant does the point lie? write the coordinates of the point. a. quadrant ii; (–2, –4) b. quadrant iii; (2, 4) c. quadrant iii; (–2, –4) d. quadrant iv; (–4, –2)