question\nsolve the following inequality for n. write your answer in simplest form.\n-3 - 2(-10n - 9) < 2n…

question\nsolve the following inequality for n. write your answer in simplest form.\n-3 - 2(-10n - 9) < 2n - 8 - 9\nanswer attempt 1 out of 2\nn < \nsubmit answer
Answer
Explanation:
Step1: 去括号
$-3 + 20n + 18 < 2n - 8 - 9$
Step2: 合并同类项
$20n + 15 < 2n - 17$
Step3: 移项
$20n - 2n < -17 - 15$
Step4: 计算
$18n < -32$
Step5: 求解n
$n < -\frac{16}{9}$
Answer:
$n < -\frac{16}{9}$