( )+x=26 x-( )=2.2( )*x=4 x/( )=2.5

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( )+x=26 x-( )=2.2( )*x=4 x/( )=2.5
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( )+x=26 x-( )=2.2( )*x=4 x/( )=2.5
( )+x=26 x-( )=2.2( )*x=4 x/( )=2.5

( )+x=26 x-( )=2.2( )*x=4 x/( )=2.5
(26-x )+x=26
x-(x-2.2 )=2.2
( 4/x)*x=4
x/( x/2.5)=2.5