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02-07-2021
Mathematics

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Find x if : (-3/7)^-19 ÷ (-3/7)^8 = (-3/7)^- 2x+1

Respuesta :

02-07-2021

Answer:

x=14

Step-by-step explanation:

(-3/7) power (-19-8)= (-3/7) power -2x+1

-19-8= -2x+1

-27= -2x+1

-27-1= -2x

-28= -2x

x=28/2

x=14

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