654 - 2(x - 1) = 456 : 76
=> 654 - 2(x - 1) = 6
=> 2(x - 1) = 648
=> x - 1 = 324
=> x = 325
\(654-2\left(x-1\right)=456:76\)
\(654-2\left(x-1\right)=6\)
\(2\left(x-1\right)=654-6\)
\(2\left(x-1\right)=648\)
\(x-1=648:2\)
\(x-1=324\)
\(x=324+1\)
\(x=325\)
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