Algebra Examples

$\frac{y^{2} - y + 5}{y + 4}$

Step 1

Set the denominator in $\frac{y^{2} - y + 5}{y + 4}$ equal to $0$ to find where the expression is undefined.

$y + 4 = 0$

Step 2

Subtract $4$ from both sides of the equation.

$y = - 4$

Step 3