juandiegobaroa juandiegobaroa
  • 25-06-2021
  • Mathematics
contestada

[tex]-a-\frac{7}{8} a[/tex]
paso a paso

Respuesta :

Аноним Аноним
  • 25-06-2021

Step-by-step explanation:

-a-7a/8

-8a-7a/8

-15a/8

Hope it helps you

Answer Link
devishri1977
devishri1977 devishri1977
  • 25-06-2021

Answer:

Step-by-step explanation:

WE have to find the least common denominator and it is 8

[tex]-a =\frac{-a*8}{1*8}=\frac{-8a}{8}\\\\-a -\frac{7}{8}a=-\frac{8}{8}a-\frac{7}{8}a\\\\=\frac{-8a-7a}{8}\\\\=\frac{-15a}{8}\\\\[/tex]

Answer Link

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