solve for x = 2|x-1|+20<25 10/21/2013 | Melissa from Elmhurst, NY | 1 Answer | 0 Votes Mark favorite Subscribe Comment
2|x-1| +20 < 25 subtract 20 from each side 2|x-1| < 5 Divide each side by 2 |x-1| < 2.5 -1.5 < x < 3.5 since | | is the absolute value notation 10/21/2013 | David S. Comment