Question

156-2x=82 

Answer 1

156-2x=82 
       2x=156-82
       2x=   74
         x= 74:2
         x=  37

Answer 2

       \(\text{156 - 2x = 82. }\)

<=> \(2x=156-82.\)

<=> \(2x=74.\)

<=> \(x=37.\)

Vậy \(x=37.\)

Answer 3

\(156-2x=82\)

\(-2x=82-156\)

\(-2x=-74\)

\(x=\dfrac{-74}{-2}=37\)