2) 4A-2)(x-1) 7-3littONON – InterviewSolution

1.

2) 4A-2)(x-1) 7-3littONON

Answer»

[{(2/5)^2}^4]^x+2 = [{(2/5)^-2}^(x-1)]^-3

{(2/5)^8}^x+2 = {(2/5)^(-2x+1)}^-3

(2/5)^8x+16 = (2/5)^6x-3

8x + 16 = 6x - 3

8x - 6x = - 16 - 3

2x = - 19

x = - 19/2

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