How do you write the interval (-infinity, 2] as an inequality involving x and show each inequality using the real number line? Algebra Linear Inequalities and Absolute Value Inequality Expressions 1 Answer VinÃcius Ferraz Jun 7, 2017 #{x in RR ; x <= 2}# Explanation: x between #-infty# and 2 Answer link Related questions What are Inequalities? How does a linear inequality different from a linear equation? How do you graph an inequality on a number line? What are the different inequality notations? What is the difference between > and #>=#? What is the difference between set notation and interval notation? How do you graph #t>3# on a number line? What does #[3, oo)# mean? How do you graph #x \le 8#? How do you write #x > -17# as a set notation and interval notation? See all questions in Inequality Expressions Impact of this question 11006 views around the world You can reuse this answer Creative Commons License