Respuesta :

ironwolf24

Answer:

16 (for both)

7 + 9 = 16

7 + 9 = 16

Step-by-step explanation:

Those bars just mean the number in them CANNOT be negative

Izzy1974

Answer:

Step-by-step explanation:

l-7+9l= 2 The absolute value of -7+9

l-7l+9= 16 The absolute value of -7 and +9

Otras preguntas