anna5134 anna5134

19-08-2019
Mathematics

contestada

Find x when 3^x-1=27

Respuesta :

aamaruf aamaruf

19-08-2019

Answer:

x=4

Step-by-step explanation:

3^(x-1)=27

=>3^(x-1)=3³

=>(x-1)=3

=>x=4

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