## Intermediate Algebra (6th Edition)

$x=-3$
We are given the equation $4(x+1)+1=-7$. We can simplify the left side by using the distributive property. $4x+4+1=-7$ Combine like terms on the left side. $4x+5=-7$ Subtract 5 from both sides. $4x=-12$ Divide both sides by 4. $x=-3$