augusto91 augusto91
  • 16-10-2019
  • Mathematics
contestada

simplify:

(-1/4 - 1/2)divided by (-4/7)?

Respuesta :

bentyfilms
bentyfilms bentyfilms
  • 16-10-2019

Answer:

Step-by-step explanation:

first find a common denominator:

1/2=2/4

Next keep change change

-1/4+-2/4=-3/4

Find another common denominator

4x7=28

3x7=21

4x4=16

-21/28 divided by -16/28=588/448 or 21/16 or 1 5/16

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