Respuesta :

tracy3218

Explanation;

2x=256

2x=2 exponent 8

x=8

4x-1=64

x-1=4³

x-1=3

x=3+1

x=4

8x-2=16

x-2=8²

x-2=2

x=2+2

x=4

3x-2=81

x-2=3⁴

x-2=4

x=4+2

x=6

3²x=9 exponent 5x-4

2x=5x-4

4=5x-2x

4=3x(divide both sides by 3)

x=4/3

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