Question

if , 5is subtract from twice an known number, the difference is13​

Answer 1

"[let unknown number be x.]"

so 2x = 13 +5

2x = 18

x=18\2

x=9

Answer 2

Step-by-step explanation:

Let the required number be x.

According to the question,

2x - 5 = 13

Now let's solve it.

2x - 5 = 13

2x = 13 - 5

2x = 8

x = 8/2

x = 4

Therefore, the required number is 4.

Hope it helps you :)