Question

x+y=18,y+z=24 and x+z=15 find x+y+z=?​

Answer 1

Answer:

28

Step-by-step explanation:

$x = 18 - y \\ 18 - y - z = 15 \\ y - z = 3 \\ y = 14 \\ x = 4 \\ z = 10 \\ \\ \\ x + y + z = 28$