Respuesta :

Answer:

b) 28/9    

Step-by-step explanation:

−1/4 x -12 4/9           Change -12 4/9 into a improper fraction

= -1/4 x -112/9              Multiply ,  -1 x -112 , 4 x 9

= 112/36                            Simplify

= 28/9                                   Simplify even more

= 3 1/9

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