8.(x+25)=181+155
8.(x+25)=336
x+5=336:8
x+5=44
x=44-5
x=39
8.(x+25)-155=181
8.(x+25)=181+155
8.(x+25)=336
x+25=336/8
x+25=42
x=42-25
x=17
8.(x+25)=155+181
8.(x+25)=336
x+25=336:8
x+25=42
x=42-25
x=17
8.(x+5)-155=181
8.(x+25)=181+155
8.(x+25)=336
x+25=336:8
x+25=42
x=42-25
x=17
8 . ( x+ 25 ) -155 =181
8 . ( x+ 25 )= 181 + 155
8 . ( x+ 25 )= 336
( x+ 25 )= 336 : 8
( x+ 25 )= 42
x = 42 - 25
x = 17
\(8\left(x+25\right)-155=181\)
\(\Leftrightarrow8\left(x+25\right)=181+155\)
\(\Leftrightarrow8\left(x+25\right)=336\)
\(\Leftrightarrow x+25=336:8\)
\(\Leftrightarrow x+25=42\)
\(\Leftrightarrow x=42-25\)
\(\Leftrightarrow x=17\)