# How do you simplify -(a-7)?

##### 1 Answer
Sep 8, 2015

$- a + 7$

#### Explanation:

$- \left(a - 7\right)$

Distribute $- 1$ by multiplying $- 1$ times the terms inside the parentheses. This will cause both terms inside the parentheses to change sign.

$- \left(a - 7\right) = - a + 7$