182
3^x * 3^2 = 2^(2x) * 2^4
3^x/4^x = 2^4/3^3
(3/4)^x = 16/9
(4/3)^(-x) = (4/3)^2
- x = 2
x = -2
183
26*2^x = 4*5^x + 2^x
(26 - 1)*2^x = 4*5^x
2^x/5^x = 4/25
(2/5)^x = (2/5)^2
x = 2
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