Respuesta:
Datos:
AOM = a
MOB = b
BOC = c
Dato extra:
b + c = a
a + b = 90
Solución:
a + b + c = 140
- (a + b) = - 90 ↓(+)
C = 50
2a = 140
a = 140/2
a = 70
Resultado:
b + 50 = 70
b = 70 - 50
b = 20
x = b
Entonces x vale 20
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Respuesta:
Datos:
AOM = a
MOB = b
BOC = c
Dato extra:
b + c = a
a + b = 90
Solución:
a + b + c = 140
- (a + b) = - 90 ↓(+)
C = 50
2a = 140
a = 140/2
a = 70
Resultado:
b + c = a
b + 50 = 70
b = 70 - 50
b = 20
x = b
Entonces x vale 20