Respuesta :

30-x=2(x+6)
30 less a number means 30-x and the sum of the number and 6 is x+6
zarampa

Answer:

Traslate:

30 - a = 2(a+6)

The number is:

6

Step-by-step explanation:

30 - a = 2(a+6)

30 - a = 2*a + 2*6

30 - a = 2a + 12

30 - 12 = 2a + a

18 = 3a

a = 18/3

a = 6

Check:

30 - 6 = 2(6+6)

24 = 2*12