SOLUTION: x+y=10 , x+z=20 , y+z=24, x+y+z=??? and why??

Question 821931: x+y=10 , x+z=20 , y+z=24, x+y+z=???
and why??
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
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x + y = 10
x + z = 20
y + z = 24
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copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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answer:
x= 3
y= 7
z= 17
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answer:
x + y + z = 27
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