Question

solve the inequality. 30 + n ≥ 50
x ≥ 80
n ≥ 50
n ≥ 20
n ≤ 30

Explanation:

Step1: Isolate the variable n

Subtract 30 from both sides of the inequality $30 + n\geq50$.
$30 + n-30\geq50 - 30$

Step2: Simplify the inequality

$n\geq20$

Answer:

C. $n\geq20$