Pre-Algebra Examples

$(x + 5) (x + 19) = 0$

Step 1

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

$x + 5 = 0$

$x + 19 = 0$

Step 2

Set $x + 5$ equal to $0$ and solve for $x$ .

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Step 2.1

Set $x + 5$ equal to $0$ .

$x + 5 = 0$

Step 2.2

Subtract $5$ from both sides of the equation.

$x = - 5$

Step 3

Set $x + 19$ equal to $0$ and solve for $x$ .

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Step 3.1

Set $x + 19$ equal to $0$ .

$x + 19 = 0$

Step 3.2

Subtract $19$ from both sides of the equation.

$x = - 19$

Step 4

The final solution is all the values that make $(x + 5) (x + 19) = 0$ true.

$x = - 5, - 19$