# How do you factor the expression 14t - 35t - 21?

Mar 18, 2018

See a solution process below:

#### Explanation:

First, combine like terms:

$\left(14 t - 35 t\right) - 21 \implies$

$- 21 t - 21$

Now, factor out the common term of $- 21$ giving:

$\left(- 21 \cdot t\right) + \left(- 21 \cdot 1\right) \implies$

$- 21 \left(t + 1\right)$