Solve:

-5+2*4^ (2x-5) = 151

Approximately 0.4 when rounded to the nearest tenth. Simplify all the way, and then pull the exponents out and solve with the exponents.

Simplified version was:

2^1 x 2^ (4x-10) = 2^ (156x-390)

then you would have,

1 + 4x - 10 = 156x - 390 solve that