14 and 21 have a sum of 35 and an LCM of 42
-14 and -21
406
35
21 + 14 = 3521 - 14 = 7
14, 35
x+y=35 x-y=7 ______ 2x=42 x=21 21+y=35 y= 14 (14, 21)
the sum of 35 and z 35z
35.
the sum means add so 35+210=245
"sum" means what you get when you add them...
the sum of the interior angles of a 35-gon.