## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

$$x=0,\:x=-2$$
Isolating the variable using the rules of fractions, we find: $$\frac{2x+1}{\left(x+1\right)\left(1-x\right)}=1\\ 2x+1=\left(x+1\right)\left(1-x\right)\\ -x^2-2x=0\\ x=0,\:x=-2$$