A13-foot piece of string is cut into two pieces so that the longer piece is 4 feet longer than twice the shorter piece. if the shorter piece is x feet long, find the lengths of both pieces.

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions. a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319