WeBWorK using host: https://webwork-ptx.aimath.org, format: simple seed: 115

Divide each term by $-4\text{.}$ Write the equation with the constant on the right.

$=$

Complete the square on the left:

$p = \dfrac{1}{2}(9) ={}$ , $p^2={}$

Add $p^2$ to both sides.

$=$

Write the left side as a perfect square; simplify the right side.

$\large($ $\large)^2=$

Solve by extracting roots.

Solutions: $x=$

List all the values that are solutions. Use a comma to separate different solutions.