brohloff445 brohloff445

30-07-2019
Mathematics

contestada

Determine the solution for 2^(-x)+1=5^x+2

Respuesta :

noune688 noune688

30-07-2019

Answer:

-7

Step-by-step explanation:

-2x+1=5x+2

add -5 to both sides

-7x+1=2

add -1 to both sides

-7x=1

x=-7

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