Algebra Examples

$(k + 1) (k - 5) = 0$

Step 1

If any individual factor on the left side of the equation is equal to $0$ , the entire expression will be equal to $0$ .

$k + 1 = 0$

$k - 5 = 0$

Step 2

Set $k + 1$ equal to $0$ and solve for $k$ .

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Step 2.1

Set $k + 1$ equal to $0$ .

$k + 1 = 0$

Step 2.2

Subtract $1$ from both sides of the equation.

$k = - 1$

Step 3

Set $k - 5$ equal to $0$ and solve for $k$ .

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Step 3.1

Set $k - 5$ equal to $0$ .

$k - 5 = 0$

Step 3.2

Add $5$ to both sides of the equation.

$k = 5$

Step 4

The final solution is all the values that make $(k + 1) (k - 5) = 0$ true.

$k = - 1, 5$