202110155 202110155

25-08-2021
Mathematics

contestada

2. If 3x - y = 4, what is the value of 27^x/3^y

Respuesta :

sqdancefan sqdancefan

29-08-2021

9514 1404 393

Answer:

81

Step-by-step explanation:

Rewriting the expression as powers of 3, we get ...

[tex]\dfrac{27^x}{3^y}=\dfrac{(3^3)^x}{3^y}=3^{3x-y}=3^4=\boxed{81}[/tex]

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