# How do you simplify 7x-3(5+x)?

Apr 18, 2016

$10 x - 15$

#### Explanation:

In order to simplify $7 x - 3 \left(5 + x\right)$

We begin with the distributive property and multiply 3 to each term inside the parenthesis.

$7 x - 3 \left(5\right) + 3 \left(x\right)$

$7 x - 15 + 3 x$

Now we can combine like terms

$7 x + 3 x - 15$

$10 x - 15$