### Home > AC > Chapter 12 > Lesson 12.3.1 > Problem12-54

12-54.

Solve the quadratics below by first completing the square. Leave your solutions in exact form.

1. $x^2-10x+22=0$

Add $3$ to both sides.

Factor the left side.

Take the square root of both sides.

Add $5$ to both sides.

1. $x^2 + 2x = 18$

Add $1$ to both sides.

Follow the steps in part (a).