## Intermediate Algebra (6th Edition)

$4x+5$
We are given the expression $4(x+1)+1$. We can simplify this expression by using the distributive property. Recall that the distributive property holds that $a(b+c)=ab+ac$, where a, b, and c are real numbers. $4(x+1)+1=4\times x+4\times1+1=4x+4+1=4x+5$