3^{2x}-14\cdot3^{x}+45=0

0.04^{x}-0.2^{x+2}+0.2^{x}-0.08=0

0.25^{x}-0.5^{x+4}+0.5^{x}+0.0625=0

0.2^{x}+\frac{3}{0.2^{x}}=4

3^{x}+\frac{324}{3^{x}}=85

3^{2x}-4.5\cdot3^{x}+4.5=0

3^{x}+\frac{108}{3^{x}}=31

0.2^{2x}-1.7\cdot0.2^{x}+0.3=0

2^{x}+\frac{3}{2^{x}}=4

25^{x}-5^{x+2}+5^{x}+75=0

10^{x}+\frac{4000}{10^{x}}=1004

9^{x}-3^{x+4}+3^{x}+81=0

25^{x}-5^{x+1}+5^{x}-20=0

0.25^{x}-0.5^{x+4}+0.5^{x}-0.1875=0

0.2^{x}+\frac{0.0024}{0.2^{x}}=1.5016

10^{2x-1}-101\cdot10^{x}+1000=0

9^{x}-3^{x+2}+3^{x}+36=0

0.04^{x}-0.2^{x+2}+0.2^{x}-0.08=0

0.2^{x}+\frac{0.024}{0.2^{x}}=3.008

0.04^{x}-0.2^{x+2}+0.2^{x}-0.16=0

5^{2x}-27\cdot5^{x}+50=0

0.04^{x}-0.2^{x+3}+0.2^{x}+0.016=0

5^{x}+\frac{75}{5^{x}}=28

0.04^{x}-0.2^{x+4}+0.2^{x}-0.0016=0