The given expression is:
[tex]-(-5u-x+4)[/tex]
Using the distributive property of multiplication over addition, we have
[tex]\begin{gathered} -(-5u-x+4)=-(-5u)-(-x)-(+4) \\ =+5u+x-4=5u+x-4 \end{gathered}[/tex]
Therefore, removing the paranthesis gives:
5u + x - 4
.
