128 х 16^2x+1=8^3-2x
128*16^(2x+1)=8^(3-2x) 2^7*2^4*(2x+1)=2^3*(3-2x) 7+8x+4=9-6x 8x+6x=9-7-4 14x=-2 x=-2/14=-1/7=-0,14