5^{2x}-27\cdot5^{x}+50=0
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2^{2x-1}-3\cdot2^{x}+4=0
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5^{x}+\frac{500}{5^{x}}=129
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5^{2x-1}-126\cdot5^{x}+625=0
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0.2^{x}+\frac{1.5}{0.2^{x}}=2.5
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0.2^{2x-1}-1.008\cdot0.2^{x}+0.0016=0
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5^{2x-1}-26\cdot5^{x}+125=0
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0.04^{x}-0.2^{x+1}+0.2^{x}-0.2=0
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0.5^{2x}-4\cdot0.5^{x}+3=0
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5^{2x-1}-126\cdot5^{x}+625=0
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0.2^{x}+\frac{0.16}{0.2^{x}}=4.04
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5^{2x-1}-6\cdot5^{x}+25=0
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2^{2x-1}-3\cdot2^{x}+4=0
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3^{2x}-4.5\cdot3^{x}+3.5=0
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2^{2x-1}-5\cdot2^{x}+8=0
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3^{2x-1}-10\cdot3^{x}+27=0
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9^{x}-3^{x+3}+3^{x}-81=0
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0.25^{x}-0.5^{x+2}+0.5^{x}+0.25=0
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3^{2x-1}-4\cdot3^{x}+9=0
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10^{2x}-1005\cdot10^{x}+5000=0
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25^{x}-5^{x+3}+5^{x}+125=0
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0.5^{x}+\frac{0.5625}{0.5^{x}}=4.625
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25^{x}-5^{x+4}+5^{x}-625=0
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0.2^{2x}-4.2\cdot0.2^{x}+0.8=0
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