Question

Solve the inequality (3-z)/(z+1) ≥ 1 please show the steps and the interval notation. thank you!​

Answer 1

The solution (- infinity , 1].

Explanation:

`(3 - z)/(z + 1)\geq 1\\\\3 - z \geq z +1\\\\3-1 \geq2 z\\\\2 \geq 2 z\\\\z\leq 1`

So, the solution (- infinity , 1]