Question

2x + 2 = 20

 

Answer 1

   2x + 2 = 20

= 2x = 20 - 2

= 2x = 18

     x = 18 : 2

     x =  9

Answer 2

2x + 2 = 20

2x       = 20 - 2

2x       = 18

 x        = 18 : 2

 x        = 9

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Answer 3

2x+2=20

=>2x=20-2

=>2x=18

=>x=18:2

=>x=9

Answer 4

\(2x+2=20\)

        \(2x=20-2\)

         \(2x=18\)

            \(x=9\)