Question

In the following exercises, simplify each expression.

$-\left(7-11\right)-\left(3-5\right)$

Short answer

The given expression is simplified to$6.$

Step-by-step solution

Step 1. Given information

The expression is$-\left(7-11\right)-\left(3-5\right)$

Step 2. Formula used

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

Step 3.  Simplify

$$\begin{gathered} -\left(7-11\right)-\left(3-5\right)=-\left(-4\right)-\left(-2\right) \\ =4+2 \\ =6 \end{gathered}$$

Hence, the expression is simplified to$6.$