13 Questions Solve quadratic equations by completing the square Solve quadratic equations having real solutions by completing the square. Based on high school Common Core standard A-REI.B.4b and TEKS Algebra I standard 8A, grade9 What number should be added to both sides to complete the square? 3 9 36 What number should be added to both sides to complete the square? −16 -4 4 16 What number should be added to both sides to complete the square? 7/2 7/4 49/4 49 … and 10 more awesome questions! Check them out by clicking “Play”.