Question

2 more than twice of a number is 15

Answer 1

2 + 2x = 15
2x = 13   (Subtract two from both sides.)
x = 6.5   (Divide each side by 2.)

The number is 15.

Answer 2

Your answer is 30.
                    1
                    15
                 + 15
            ________
                   30

hope this helps:D!!