Hola! :3
Resolvemos:
5 (8) 6
7 (17) 20
12 (x) 18
Se cumple que:
a (b) c → a + c/2 = b
Comprobamos:
5 (8) 6 → 5 + 6/2 = 5 + 3 = 8
7 (17) 20 → 7 + 20/2 = 7 + 10 = 17
12 (x) 18 → 12 + 18/2 = 12 + 9 = 21 = x
El valor de "x" es 21.
Espero haberte ayudado :D
Atte: Jean07122006
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Verified answer
Hola! :3
Resolvemos:
5 (8) 6
7 (17) 20
12 (x) 18
Se cumple que:
a (b) c → a + c/2 = b
Comprobamos:
5 (8) 6 → 5 + 6/2 = 5 + 3 = 8
7 (17) 20 → 7 + 20/2 = 7 + 10 = 17
12 (x) 18 → 12 + 18/2 = 12 + 9 = 21 = x
El valor de "x" es 21.
Espero haberte ayudado :D
Atte: Jean07122006