a) \(20+4\left(x-2\right)=32\)
\(\Rightarrow20+4x-8=32\)
\(\Rightarrow20+4x=40\)
\(\Rightarrow4x=20\Leftrightarrow x=20:4=5\)
b) \(37-4x=2^0.3^2\)
\(\Rightarrow37-4x=1.9\)
\(\Leftrightarrow37-4x=9\)
\(\Leftrightarrow4x=28\)
\(\Leftrightarrow x=7\)
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