Question

Six times a certain number is 16 more than twice the number

Answer 1

6n=2n+16

6n-2n=16

4n=16

n=16/4

n=4

Answer 2

x - the number


`6x=2x+16 \ \ |\hbox{subtract 2x from both sides} \\ 4x=16 \ \ |\hbox{divide both sides by 4} \\ x=4`

The number is 4.