anyjahbrazzel78 anyjahbrazzel78
  • 21-11-2020
  • Mathematics
contestada

If a/b= 8 and ac -5 = 11, then bc =?

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goodLizard
goodLizard goodLizard
  • 22-11-2020

Answer:

bc = 2

Step-by-step explanation:

From [tex]a/b = 8[/tex]

[tex]a=8b[/tex] (times b on both sides)

We can then substitute [tex]a[/tex] for [tex]8b[/tex]:

[tex]ac-5=11[/tex] (given equation)

[tex]8bc-5=11[/tex]

[tex]8bc=16[/tex]

[tex]bc=2[/tex]

I hope this helps :)

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