If 2x + 3y = 15; 2y + z = 19 and x + 2z = 29, what is the value of x + y + z ? Pick one: A) 19 B) 32 C) 26 D) 22 E) None of these
On solving equation we get   x = 3, y = 3, z = 13   19nswer 19
<result>A</result>
If 2x + 3y = 15; 2y + z = 19 and x + 2z = 29, what is the value of x + y + z ?